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  • Distant planet's interior chemistry may differ from our own
    that such experimental uses of MgO need to be revised because it they could be creating unwanted reactions and affecting results Goncharov added Explore further Magnesium oxide From Earth to super Earth Journal reference Scientific Reports Provided by Carnegie Institution for Science 1293 shares feedback to editors Tweet Favorites Email Print PDF Featured Last comments Popular Detection of gravitational waves would open new window on universe Feb 10 2016 58 Gravitational waves detected 100 years after Einstein s prediction Feb 11 2016 144 Physicists create first photonic Maxwell s demon 15 hours ago 3 GPS tracking down to the centimeter Feb 11 2016 10 A metal that behaves like water Feb 11 2016 2 more Phys org on facebook Relevant PhysicsForums posts Green shift for Andromeda 3 hours ago Survival on Mars 4 hours ago How far outward can we rule out intelligent life 8 hours ago Sound of GW150914 10 hours ago How exactly do SMBHs in the center of galaxies form 10 hours ago Our Beautiful Universe 11 hours ago More from Astronomy and Astrophysics Related Stories Magnesium oxide From Earth to super Earth November 22 2012 The mantles of Earth and other rocky planets are rich in magnesium and oxygen Due to its simplicity the mineral magnesium oxide is a good model for studying the nature of planetary interiors New work from a team led by Geoscientists predict new compounds could change our view of what planets are made of April 25 2013 Phys org A team of researchers led by Artem R Oganov a professor of theoretical crystallography in the Department of Geosciences has made a startling prediction that challenges existing chemical models and current Probing methane s secrets From diamonds to Neptune September 12 2013 Hydrocarbons from the Earth make up the oil and gas that heat our homes and fuel our cars The study of the various phases of molecules formed from carbon and hydrogen under high pressures and temperatures like those found Lab mimicry opens a window to the deep interiors of stars and planets June 15 2015 The matter that makes up distant planets and even more distant stars exists under extreme pressure and temperature conditions This matter includes members of a family of seven elements called the noble gases some of which such Bricks to build an Earth found in every planetary system July 9 2015 Earth like planets orbiting other stars in the Milky Way are three times more likely to have the same type of minerals as Earth than astronomers had previously thought In fact conditions for making the building blocks of Record high pressure squeezes secrets out of osmium August 24 2015 An international team of scientists led by the University of Bayreuth and with participation of DESY has created the highest static pressure ever achieved in a lab Using a special high pressure device the researchers investigated Recommended for you Caught in the act Astronomers find a rare supernova impostor in a nearby galaxy February 12 2016

    Original URL path: http://phys.org/news/2015-09-distant-planet-interior-chemistry-differ.html (2016-02-13)
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  • Stellar atmosphere can be used to predict the composition of rocky exoplanets
    no shortage of interesting questions But I think exoplanetologists are drawing closer to the answer to some of the oldest and most daring questions of humanity Are we alone in the Universe and what is our place in it Explore further Earth siblings can be different Chemical clues on the formation of planetary systems More information Constraining planet structure from stellar chemistry the cases of CoRoT 7 Kepler 10 and Kepler 93 DOI 10 1051 0004 6361 201526850 From stellar to planetary composition Galactic chemical evolution of Mg Si mineralogical ratio DOI 10 1051 0004 6361 201527059 Which type of planets do we expect to observe in the Habitable Zone arXiv 1509 02429 Provided by Instituto de Astrofísica e Ciências do Espaço 90 shares feedback to editors Tweet Favorites Email Print PDF Featured Last comments Popular Detection of gravitational waves would open new window on universe Feb 10 2016 58 Gravitational waves detected 100 years after Einstein s prediction Feb 11 2016 144 Physicists create first photonic Maxwell s demon 15 hours ago 3 GPS tracking down to the centimeter Feb 11 2016 10 A metal that behaves like water Feb 11 2016 2 more Phys org on facebook Relevant PhysicsForums posts Green shift for Andromeda 3 hours ago Survival on Mars 4 hours ago How far outward can we rule out intelligent life 8 hours ago Sound of GW150914 10 hours ago How exactly do SMBHs in the center of galaxies form 10 hours ago Our Beautiful Universe 11 hours ago More from Astronomy and Astrophysics Related Stories Earth siblings can be different Chemical clues on the formation of planetary systems February 23 2012 An international team of researchers with the participation of IAC astronomers has discovered that the chemical structure of Earth like planets can be very different from the bulk composition of the Earth This may have Exoplanet hosting stars give further insights on planet formation August 16 2012 An international team led by EXOEarths researchers Centro de Astrofísica da Universidade do Porto proposes that metals like magnesium might have an important role in the formation of low mass planets Neapolitan exoplanets come in three flavors June 2 2014 Phys org The planets of our solar system come in two basic flavors like vanilla and chocolate ice cream We have small rocky terrestrials like Earth and Mars and large gas giants like Neptune and Jupiter We re missing Kepler s six years in science and counting May 13 2015 NASA s Kepler spacecraft began hunting for planets outside our solar system on May 12 2009 From the trove of data collected we have learned that planets are common that most sun like stars have at least one planet and Seeking Earth like planets with the James Webb Space Telescope July 8 2015 Almost 2000 exoplanets have been discovered to date ranging from rocky Earth like planets to hot Jupiters and orbiting every type of star But how many of these distant worlds are habitable Today s technology

    Original URL path: http://phys.org/news/2015-09-stellar-atmosphere-composition-rocky-exoplanets.html (2016-02-13)
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  • What kinds of stars form rocky planets?
    very common and chemically diverse Teske is presenting today at the Extreme Solar Systems III meeting co organized by the American Astronomical Society and Northwestern University s Center for Interdisciplinary Exploration and Research in Astronomy CIERA Explore further Research finds planets can form around different types of stars Journal reference Astrophysical Journal Provided by Carnegie Institution for Science 29 shares feedback to editors Tweet Favorites Email Print PDF Featured Last comments Popular Detection of gravitational waves would open new window on universe Feb 10 2016 58 Gravitational waves detected 100 years after Einstein s prediction Feb 11 2016 144 Physicists create first photonic Maxwell s demon 15 hours ago 3 GPS tracking down to the centimeter Feb 11 2016 10 A metal that behaves like water Feb 11 2016 2 more Phys org on facebook Relevant PhysicsForums posts Green shift for Andromeda 3 hours ago Survival on Mars 4 hours ago How far outward can we rule out intelligent life 8 hours ago Sound of GW150914 10 hours ago How exactly do SMBHs in the center of galaxies form 10 hours ago Our Beautiful Universe 11 hours ago More from Astronomy and Astrophysics Related Stories Research finds planets can form around different types of stars June 13 2012 It had previously been thought that planets were more likely to form around a star if the star had a high content of heavier elements But new research from the University of Copenhagen among others shows that small planets Fingerprinting the formation of giant planets July 18 2014 A team of Brazilian and American astronomers used CFHT observations of the system 16 Cygni to discover evidence of how giant planets like Jupiter form Brown dwarfs stars share formation process new study indicates July 23 2015 Astronomers using the Karl G Jansky Very Large Array VLA have discovered jets of material ejected by still forming young brown dwarfs The discovery is the first direct evidence that brown dwarfs intermediate in mass Distant planet s interior chemistry may differ from our own September 1 2015 As astronomers continue finding new rocky planets around distant stars high pressure physicists are considering what the interiors of those planets might be like and how their chemistry could differ from that found on Earth Stellar atmosphere can be used to predict the composition of rocky exoplanets September 18 2015 In two recently published articles researchers from Instituto de Astrofísica e Ciências do Espaço IA show that the ratio of some heavy elements in a star like Magnesium Mg Silicon Si and Iron Fe have a crucial Spirals in dust around young stars may betray presence of massive planets October 29 2015 A team of astronomers is proposing that huge spiral patterns seen around some newborn stars merely a few million years old about one percent our sun s age may be evidence for the presence of giant unseen planets This Recommended for you Caught in the act Astronomers find a rare supernova impostor in a nearby galaxy February

    Original URL path: http://phys.org/news/2015-12-kinds-stars-rocky-planets.html (2016-02-13)
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  • Nearby star hosts closest alien planet in the 'habitable zone'
    outside our Solar System may in fact be more promising candidates for further research Scientists What kinds of stars form rocky planets December 3 2015 As astronomers continue to find more and more planets around stars beyond our own Sun they are trying to discover patterns and features that indicate what types of planets are likely to form around different kinds of stars Monster planet is dancing with the stars December 16 2015 A team made up almost entirely of current and former Carnegie scientists has discovered a highly unusual planetary system comprised of a Sun like star a dwarf star and an enormous planet sandwiched in between Recommended for you Caught in the act Astronomers find a rare supernova impostor in a nearby galaxy February 12 2016 Breanna Binder a University of Washington postdoctoral researcher in the Department of Astronomy and lecturer in the School of STEM at UW Bothell spends her days pondering X rays When black holes meet inside the cataclysms that cause gravitational waves February 12 2016 It has long been predicted that when two black holes merge they ought to give out a staggering amount of energy in the form of gravitational waves Farewell Philae Earth says goodbye to comet probe Update 2 February 12 2016 Scientists gave up Friday trying to contact robot lab Philae stubbornly silent on the surface of a comet streaking through space closing a captivating chapter in an historic quest Saturn and Enceladus produce the same amount of plasma February 12 2016 The first evidence that Saturn s upper atmosphere may when buffeted by the solar wind emit the same total amount of mass per second into its magnetosphere as its moon Enceladus has been found by UCL scientists working Gravitational waves found black hole models led the way February 11 2016 Gravitational waves were predicted by Einstein s theory of general relativity in 1916 and now almost exactly 100 years later the faint ripples across space time have been found The advanced Laser Interferometric Gravitational wave The glitching of the Vela pulsar February 9 2016 Phys org A team of Australian astronomers has conducted an intensive observation of a curious young pulsar to investigate changes in its rotation frequency known as glitching Located about 910 light years from the 15 comments 2 5 Adjust slider to filter visible comments by rank Display comments newest first tblakely1357 4 5 5 2 Dec 16 2015 I read somewhere that habital planets around red dwarf stars are unlikely because the planets have to be close to the star to be in the goldilocks zone which is too close for life to survive the solar activities of said red dwarf Torbjorn Larsson OM 4 3 5 11 Dec 16 2015 Wolf 1061 lies 13 ly away so it is halving the distance to Gliese 667C or potentially quadrupling the number of nearby habitable planets tblakely Yes there are two major identified problems with red dwarfs stars 90 of them are much more active

    Original URL path: http://phys.org/news/2015-12-nearby-star-hosts-closest-alien.html (2016-02-13)
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  • 'Forbidden' substances on super-Earths
    means that the speed of motion of lithospheric plates on the planet may be higher says Oganov Convection which determines plate tectonics and the mixing of the mantle can either be faster speeding up the mixing of the mantle and heat transfer or slower In endothermic change a possible scenario could be the disintegration of a planet into several independently convecting layers he noted The fact that the Earth s continents are in constant motion floating on the surface of the mantle is what gives volcanism and a breathable atmosphere If continental drift were to stop it could have disastrous consequences for the climate Explore further Magnesium oxide From Earth to super Earth More information Haiyang Niu et al Prediction of novel stable compounds in the Mg Si O system under exoplanet pressures Scientific Reports 2015 DOI 10 1038 srep18347 Journal reference Scientific Reports Provided by Moscow Institute of Physics and Technology 20 shares feedback to editors Tweet Favorites Email Print PDF Featured Last comments Popular Detection of gravitational waves would open new window on universe Feb 10 2016 58 Gravitational waves detected 100 years after Einstein s prediction Feb 11 2016 144 Physicists create first photonic Maxwell s demon 15 hours ago 3 GPS tracking down to the centimeter Feb 11 2016 10 A metal that behaves like water Feb 11 2016 2 more Phys org on facebook Relevant PhysicsForums posts Green shift for Andromeda 3 hours ago Survival on Mars 4 hours ago How far outward can we rule out intelligent life 8 hours ago Sound of GW150914 10 hours ago How exactly do SMBHs in the center of galaxies form 10 hours ago Our Beautiful Universe 11 hours ago More from Astronomy and Astrophysics Related Stories Magnesium oxide From Earth to super Earth November 22 2012 The mantles of Earth and other rocky planets are rich in magnesium and oxygen Due to its simplicity the mineral magnesium oxide is a good model for studying the nature of planetary interiors New work from a team led by Geoscientists predict new compounds could change our view of what planets are made of April 25 2013 Phys org A team of researchers led by Artem R Oganov a professor of theoretical crystallography in the Department of Geosciences has made a startling prediction that challenges existing chemical models and current Super Earths have long lasting oceans January 5 2015 For life as we know it to develop on other planets those planets would need liquid water or oceans Geologic evidence suggests that Earth s oceans have existed for nearly the entire history of our world But would that What is a terrestrial planet July 2 2015 In studying our solar system over the course of many centuries astronomers learned a great deal about the types of planets that exist in our universe This knowledge has since expanded thanks to the discovery of extrasolar Distant planet s interior chemistry may differ from our own September 1 2015 As astronomers continue finding new

    Original URL path: http://phys.org/news/2015-12-forbidden-substances-super-earths.html (2016-02-13)
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  • Phys.org - cells
    0 Could the food we eat affect our genes Study in yeast suggests this may be the case Almost all of our genes may be influenced by the food we eat according to new research published in the journal Nature Microbiology The study carried out in yeast which can be used to model some of the body s fundamental Feb 11 2016 in Cell Microbiology 1425 0 Hydrogels can put stem cells to sleep Unlike normal cells stem cells are pluripotent they can become any cell type which makes them powerful potential treatments for diseases such as diabetes leukemia and age related blindness However maintaining this Feb 10 2016 in Biochemistry 169 0 Salmonella s strange recipe for defeating the immune system In a surprising new discovery about potentially deadly salmonella researchers have determined that the foodborne bacteria has a most unexpected way of telling where it is in the body It uses its food as its GPS Feb 10 2016 in Cell Microbiology 7 0 Ancient gene network helps plants adapt to their environments The only constant is change In evolution there are however some exceptions While the enormous diversity of life suggests that organisms are constantly being refitted with new or modified parts many of the tools used Feb 09 2016 in Biotechnology 7 0 1 2 3 4 5 6 7 8 Next Cell biology The cell is the structural and functional unit of all known living organisms It is the smallest unit of an organism that is classified as living and is often called the building block of life Some organisms such as most bacteria are unicellular consist of a single cell Other organisms such as humans are multicellular Humans have an estimated 100 trillion or 1014 cells a typical cell size is 10 m a

    Original URL path: http://phys.org/tags/cells/ (2016-02-13)
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  • Phys.org - cotton candy
    2 Future biosensors could be woven into clothes Commonly used health tests such as pregnancy and blood sugar tests involve putting a drop of fluid on a test strip which is infused with a substance designed to detect a specific molecule Jun 23 2015 in Engineering 68 0 Using cotton candy to create bloodflow routes PhysOrg com Cotton candy has delighted children for a century Now it may have found a new role helping scientists grow replacement tissues for people The flossy stuff may be just right for creating networks of blood Feb 11 2009 in 0 1 Subscribe to rss feed phys org Nanotechnology All Nanotechnology Bio Medicine Nanomaterials Nanophysics Physics All Physics Condensed Matter General Physics Optics Photonics Plasma Physics Quantum Physics Soft Matter Superconductivity Earth All Earth Earth Sciences Environment Astronomy Space All Astronomy Space Astronomy Space Exploration Technology All Technology Business Computer Sciences Consumer Gadgets Energy Green Tech Engineering Hardware Hi Tech Innovation Internet Other Robotics Security Semiconductors Software Telecom Chemistry All Chemistry Analytical Chemistry Biochemistry Materials Science Other Polymers Biology All Biology Biotechnology Cell Microbiology Ecology Evolution Other Plants Animals Other Sciences All Other Sciences Archaeology Fossils Economics Business Mathematics Other Social Sciences Enter your

    Original URL path: http://phys.org/tags/cotton+candy/ (2016-02-13)
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  • Using cotton candy to create bloodflow routes
    water dissolving the sugars and leaving behind a web of three dimensional hollow micro channels The study is in early stages and not yet approved for clinical use However promising early findings show that the novel method infuses implants with life giving blood The goal is to allow development of larger and more complex implants fed by a person s own circulatory system More information dx doi org 10 1039 b819905a Provided by Cornell University Explore further Spun sugar fibers spawn sweet technique for nerve repair 0 shares feedback to editors Tweet Favorites Email Print PDF Featured Last comments Popular Detection of gravitational waves would open new window on universe Feb 10 2016 58 Gravitational waves detected 100 years after Einstein s prediction Feb 11 2016 144 Physicists create first photonic Maxwell s demon 15 hours ago 3 GPS tracking down to the centimeter Feb 11 2016 10 A metal that behaves like water Feb 11 2016 2 more Phys org on facebook Relevant PhysicsForums posts More from Related Stories Spun sugar fibers spawn sweet technique for nerve repair February 26 2009 Researchers at Purdue University have developed a technique using spun sugar filaments to create a scaffold of tiny synthetic tubes that might serve as conduits to regenerate nerves severed in accidents or blood vessels damaged Merging bioengineering and electronics Scientists grow artificial tissues with embedded nanoscale sensors August 26 2012 A multi institutional research team has developed a method for embedding networks of biocompatible nanoscale wires within engineered tissues These networks which mark the first time that electronics and tissue have been Recommended for you Most precise measurement of reactor antineutrino spectrum reveals intriguing surprise February 12 2016 Members of the International Daya Bay Collaboration who track the production and flavor shifting behavior of electron antineutrinos generated at a nuclear power complex in China have obtained the most precise measurement A new form of frozen water Scientists reveal new ice with record low density February 12 2016 Amid the season known for transforming Nebraska into an outdoor ice rink a University of Nebraska Lincoln led research team has predicted a new molecular form of the slippery stuff that even Mother Nature has never borne Picasa being shuttered in shift to Google Photos February 12 2016 Google on Friday said it will be shuttering Picasa to shift its focus to the new Google Photos service launched less than a year ago Jaws may help humans grow new teeth shark study suggests February 12 2016 A new insight into how sharks regenerate their teeth which may pave the way for the development of therapies to help humans with tooth loss has been discovered by scientists at the University of Sheffield Using stories to teach human values to artificial agents February 12 2016 The rapid pace of artificial intelligence AI has raised fears about whether robots could act unethically or soon choose to harm humans Some are calling for bans on robotics research others are calling for more research Caught in

    Original URL path: http://phys.org/news/2009-02-cotton-candy-bloodflow-routes.html (2016-02-13)
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