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  • Jody Banks displays a selaginella plant at her desk at Purdue University. Banks says selaginella represents an important step in the evolution of plants and produces secondary metabolites that could have medical applications.
    Decoding The Platypus Of The Plant Kingdom
    Amborella is the first known flowering plant and, like the platypus, a genetic dead end. Selaginella's relatives are the fossils in fossil fuel. Now, scientists are studying the genes of these plants, looking for clues about evolution and compounds that might be applied to medicine or agriculture.
  • Jody Banks displays a selaginella plant at her desk at Purdue University. Banks says selaginella represents an important step in the evolution of plants and produces secondary metabolites that could have medical applications.
    Decoding The Platypus Of The Plant Kingdom
    Amborella is the first known flowering plant and, like the platypus, a genetic dead end. Selaginella's relatives are the fossils in fossil fuel. Now, scientists are studying the genes of these plants, looking for clues about evolution and compounds that might be applied to medicine or agriculture.
  • Cleanup crews in the marshlands in Louisiana are using a long-armed machine with a rake on the end to help restore areas that were inundated with oil from the BP spill last April.
    In Cleaning Oiled Marshlands, A Sea Of Unknowns
    Scientists have begun cleanup efforts in some of the regions that were most affected by oil from the BP spill last April. They're trying to establish which methods — if any — work best.
  • Cleanup crews in the marshlands in Louisiana are using a long-armed machine with a rake on the end to help restore areas that were inundated with oil from the BP spill last April.
    In Cleaning Oiled Marshlands, A Sea Of Unknowns
    Scientists have begun cleanup efforts in some of the regions that were most affected by oil from the BP spill last April. They're trying to establish which methods — if any — work best.
  • A Japanese rescue worker in Kesennuma, Miyagi prefecture, on Friday, one week after a massive earthquake and tsunami devastated northeastern Japan.
    Japan Raises Severity Level Of Nuclear Crisis
    The country's nuclear safety agency raised the Fukushima Dai-ichi accident to a Level 5 out of 7, putting it on par with the Three Mile Island accident. Emergency workers struggled to cool overheated fuel rods at the plant, while Japanese officials admitted the quake and tsunami had overwhelmed the government and slowed its response to the nuclear problems.
  • A Japanese rescue worker in Kesennuma, Miyagi prefecture, on Friday, one week after a massive earthquake and tsunami devastated northeastern Japan.
    Japan Raises Severity Level Of Nuclear Crisis
    The country's nuclear safety agency raised the Fukushima Dai-ichi accident to a Level 5 out of 7, putting it on par with the Three Mile Island accident. Emergency workers struggled to cool overheated fuel rods at the plant, while Japanese officials admitted the quake and tsunami had overwhelmed the government and slowed its response to the nuclear problems.
  • Millions of people use their smart phones to make calls. But voice quality remains just fair for most phones, according to <em>Consumer Reports</em>.
    Voice Quality On Hold For Smart Phones
    American consumers still talk a lot on their smart phones, but one key function consistently falls short — voice quality. Recent studies by Consumer Reports and others find that it hasn't kept pace with advances in screen display, Web browsing and battery life.
  • Millions of people use their smart phones to make calls. But voice quality remains just fair for most phones, according to <em>Consumer Reports</em>.
    Voice Quality On Hold For Smart Phones
    American consumers still talk a lot on their smart phones, but one key function consistently falls short — voice quality. Recent studies by Consumer Reports and others find that it hasn't kept pace with advances in screen display, Web browsing and battery life.
  • Libyan rebels watch as pillars of smoke rise from the oil facility just outside the town of Ras Lanuf on Wednesday.
    Giant Fireball Reported As Libya Strikes Oil Facility
    Plumes of black smoke poured from the Sidr oil facility outside the central city of Ras Lanuf as regime forces attacked rebels in two major cities. Libyan leader Moammar Gadhafi warned the international community that imposing a no-fly zone would prove that the West's real intention is to seize his country's oil wealth.
  • Libyan rebels watch as pillars of smoke rise from the oil facility just outside the town of Ras Lanuf on Wednesday.
    Giant Fireball Reported As Libya Strikes Oil Facility
    Plumes of black smoke poured from the Sidr oil facility outside the central city of Ras Lanuf as regime forces attacked rebels in two major cities. Libyan leader Moammar Gadhafi warned the international community that imposing a no-fly zone would prove that the West's real intention is to seize his country's oil wealth.
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