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  • Picture of the sun in multiple wavelengths with magnetic field lines superimposed.

    Space Photos This Week

    The world's strongest solid rocket motor revs up, a star nursery is seen in its sharpest view yet, and more in this week's best space pictures.

  • A picture of a sunspot captured by the New Solar Telescope (NST) at Big Bear Solar Observatory.

    Pictures: New Sunspot Shots

    A new telescope has captured the most detailed image yet of a sunspot in visible light, astronomers say.

  • A labeled photograph shows Mars and other planets in the night sky over Iran.

    Mars Email Myth Busted

    An email promising sky-watchers a view of "two moons" on August 27 is nothing more than a seemingly unending Mars hoax, experts say.

  • New planets discovered.

    Star Hosts Hidden "Super Earth"?

    Two newfound Saturn-size planets orbiting a sunlike star might have an Earthlike companion, according to data from NASA's Kepler mission.

  • Picture of spicules on the sun seen up close in ultraviolet wavelengths.

    Space Photos This Week

    The sun gets prickly, planets are ground to dust, Saturn shines darkly, and more in our selection of the week's best space pictures.

  • The full moon in Oshkosh, WI.

    Smallest Full Moon This Week

    The moon may be shrinking, but that's not why this week's full moon was the smallest and faintest of 2010.

  • Jupiter on August 20th, before the flash (left) and during (right).

    Third Jupiter Fireball Spotted

    The third fireball over Jupiter in about a year was spotted August 20, prompting a call for a sort of global army of backyard astronomers.

  • This artist's concept shows a young solar system.

    Oldest Material in Solar System Found?

    A meteorite adds two million years to our system's age—and provides new clues about how the solar system formed.

  • A formation on the moon shows that it might be shrinking.

    The Moon Has Shrunk

    Relatively young features suggest the moon's width has shrunk by about 600 feet—and it may still be getting smaller, a new study says.

  • Bow railing of R.M.S.

    Titanic Is Falling Apart

    Sunday, scientists will set sail to preserve the crumbling wreck forever in 3-D—and to find out just how long Titanic might last.

  • Satellite picture of a plankton bloom swirling off Ireland's coast.

    Space Photos This Week

    Plankton swirl, stars cluster, a meteor streaks, and Earth shines in our selection of the week's best space pictures.

  • Round bacteria in sticky biofilm are seen in an electron scanning micrograph.

    Bacteria Can Smell

    The single-celled organisms can detect the aroma of ammonia, says a new study that suggests the sense of smell evolved earlier than thought.

  • A teenage boy sleeping on Tigertail Beach.

    Dreams Make You Smarter?

    Even during naps, REM sleep—when dreams are most vivid—boosts memory, creativity, and more, experts announced Friday.

  • Picture of Mount Kilimanjaro with a meteor

    Space Photos This Week

    Catch a shooting star, a tweet-happy NASA robot, Earth's biggest iceberg, and more in our picks of the week's best space pictures.

  • This photograph of Neptune was reconstructed from two images taken by Voyager 2's narrow-angle camera, through the green and clear filters. The image shows three of the features that Voyager 2 has been photographing during recent weeks. At the north (top) is the Great Dark Spot, accompanied by bright, white clouds that undergo rapid changes in appearance. To the south of the Great Dark Spot is the bright feature that Voyager scientists have nicknamed

    Neptune "Dead Zone" Asteroid Found

    In a gravitational "dead zone," a so-called Trojan asteroid has been found following Neptune in its course around the sun.

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  • Photo: Reconstructed body silhouette of Baldaur bondac

    Double-Clawed Dino Found

    The "stocky dragon" had several interesting features, and it sheds some light on how and where these dinos developed.

  • Photo: Nebula in shape of a rose

    Space Unicorn's Close-Up

    There's a unicorn in outer space that holds a rose and a star that rings like a bell, and that's no fairy tale.

  • Photo: Bear caught in a camera trap

    The Bear and the Anteater

    Aesop wishes he'd seen this one. Find out what caused these two critters to show up on a camera trap together.

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Gulf Oil Spill News and Pictures

  • Lightning and fire accompany Hurricane Andrew in Homestead, Florida.

    "Firecane" Myth Busted

    Flaming, oily hurricanes and "black rain" are no danger to Gulf residents on Katrina's fifth anniversary—or to anyone, anywhere, experts say.

  • Photo: ship hydrocarbon plume gulf

    22-Mile Oil Plume Found

    A giant plume from the Gulf spill has been confirmed deep in the ocean—and it may stick around, a new study says.

More Gulf Oil Spill Coverage »

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