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Solar Tornadoes as Big as US Heat Sun's AtmosphereThe sun's super-tornadoes are thousands of miles across and may super-heat the star's atmosphere.
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Origin of Life Probed in Scientific ContestWinners of the Origins of Life Challenge, a privately funded award looking for how life first began, have been announced.
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Space Station Experiment Simulates Earth's MagmaThe International Space Station's weightless lab offers the chance to study Earth's magma.
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Alien Planet's Hot, Evaporating Atmosphere RevealedScientists used the Hobby-Eberly Telescope in Texas to study the evaporating planet.
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Interstellar Gas Molecule Mystery RevealedOne important interstellar molecule has puzzled scientists for years, but a return to the basics of quantum mechanics has allowed them to understand it at last.
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Transit of Venus: US National Parks Set to Observe Rare SightNational parks across the United States stand ready to help visitors safely view the Venus' last transit of the sun for more than a hundred years.
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'Laser Comb' May Aid Search for Earth-Like Alien PlanetsThe new laser frequency comb promises a tenfold increase in planet-hunting accuracy.
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Satellite to Watch Solar Eclipse From Space on SundayJapan's Hinode satellite will be the only solar observatoryto study this Sunday's solar eclipse.
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Sand Dunes on Mars Are Surprisingly SpeedyThe thin atmosphere of Mars, once thought unable to maintain winds to move dunes, could in fact be helping them shift today.
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Mars Volcanic Glass May Be Hotspot for LifeThe discovery of this volcanic glass on Mars could steer scientists toward subglacial lakes where life could thrive.
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Giant Alien Planet May Have Split into 2 Earth-Size WorldsThe two planets were created from a giant world that was ripped apart, scientists say.
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Odds of Finding Alien Life Boosted by Billions of Habitable WorldsAlien planets around red dwarf stars could improve chances of finding extraterrestrial life.
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Pulsing Stars Could Probe Space-Time Around Black HolesA pulsar near the black hole could help scientists understand how it distorts the space-time.
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Strange Gamma-Ray Objects in Deep Space Perplex ScientistsAstronomers aren't sure what is causing these unidentified gamma-ray emissions in space.
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NASA Black Hole Probe to Hunt Galactic Hearts of DarknessNASA's NuSTAR mission will peer through the dust and gas to see what what lies in the centers of other galaxies.
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Mars Clays Could Preserve Signs of LifeSome remnants of Martian lakes boast clays that could have preserved signs of life, while still more might remain buried beneath the surface
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Spinning Star's Vanishing Act Reveals Cosmic MysteryThe surprising disappearance of a steady pulsar could reveal hints about what powers these stars.
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Space Rock of Love: Asteroid Eros Attracts Skywatchers in Earth FlybyThe close pass of the asteroid Eros this week allows astronomy buffs to measure the size of the solar system.
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Early Universe May Have Abounded With Dark Matter-Powered StarsStars driven by dark matter may not be able to hide much longer.
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Powerful Sun Storms May Sweep Away Space JunkThe sun's violent activity expands Earth's atmosphere, which increases the rate that space junk falls from orbit.
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Earth's 'Missing Energy' Was Never LostEnergy thought lost was hiding in Earth's oceans.
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Our Planet's Killer Electrons Shoot Toward Space, Not EarthDangerous electrons from nearby radiation belts are more likely to escape into space than spiral down toward Earth.
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Telescope Gets New Gear to Bring Stars Into FocusAn observatory in Chile is capturing "Hubble-quality" images from the ground.
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Rare Gamma-Ray Star Twins Discovered by New MethodThe binary stars were detected by their gamma-ray signals only, not X-rays.
