News Briefs

  • Did Hades Freeze Over?
    Initially, the surface of our planet was a fiery, molten stew. Within a few million years, the crust cooled and water vapor rained down to form the oceans, where life may have made it's first appearance.
    more...
  • A Taste for Comet Water
    When Comet LINEAR broke apart last year it revealed what many scientists thought all along: Water in Earth's oceans could have come from outer space.
    more...
  • A Taste for Comet Water
    When Comet LINEAR broke apart last year it revealed what many scientists thought all along: Water in Earth's oceans could have come from outer space.
    more...
  • Growing Glowing Martian Mustard
    A team of University of Florida scientists has genetically modified a tiny plant to send reports back from Mars in a most unworldly way: by emitting an eerie, fluorescent glow.
    more...
  • The Mass Extinction that Left the Dinosaurs Standing
    A mass extinction about 200 million years ago destroyed at least half of the species on Earth, but left the dinosaurs standing.
    more...
  • Galactic Habitable Zones
    Our Milky Way Galaxy is unusual in that it is one of the most massive galaxies in the nearby universe. Our Solar System also seems to have qualities that make it rather unique. These qualities make the Sun one of the few stars in
    more...
  • Growing Glowing Martian Mustard
    A team of University of Florida scientists has genetically modified a tiny plant to send reports back from Mars in a most unworldly way: by emitting an eerie, fluorescent glow.
    more...
  • Galactic Habitable Zones
    Our Milky Way Galaxy is unusual in that it is one of the most massive galaxies in the nearby universe. Our Solar System also seems to have qualities that make it rather unique. These qualities make the Sun one of the few stars in the
    more...
  • Raising Baby Tubeworms
    For years scientists have wondered how giant red-tipped tubeworms and other exotic marine life found at hydrothermal vents get from place to place and how long their larva survive in a cold, eternally dark place. Now biologist Lauren Mullineaux and colleagues have helped answer
    more...
  • The Birth and Death of Embryonic Planets
    Researchers study how planets form around stars in the Orion Nebula, hoping to understand better how planets in our own solar system formed.
    more...
  • Life’s Baby Steps
    Billions of years ago, amino acids somehow linked together to form chainlike molecules. Now scientists have discovered what may be a key step in this process - a step that has baffled researchers for more than a half a century.
    more...
  • How Jupiter Got Big
    How did the largest planet in our solar system form? New theories on how planets like Jupiter form put traditional theories to the test.
    more...
  • Unpuzzling Proteins
    Thanks to a new supercomputer, scientists may be a step closer to understanding one of nature's more difficult puzzles.
    more...
  • Space Weather on Mars
    Future human explorers of Mars can leave their umbrellas back on Earth, but perhaps they shouldn't forget their Geiger counters! A NASA experiment en route to the Red Planet aims to find out.
    more...
  • Reflections From a Warm Little Pond
    Scientists theorize possible scenarios on how life could have first originated on Earth.
    more...