• October 24, 2011    

    Did Giant Stars Feed Blue Stragglers? Last week, scientists presented new theories on blue stragglers, stars that are bluer and brighter than other stars. The origins of how these stars formed have long confounded scientists. Astrophysicist Aaron Geller from Northwestern … Continue reading

  • October 21, 2011    

    Infrared lasers that measure droplets and water vapor, sap flow sensors that track the rate that water flows through trees — scientists at the Susquehanna Shale Hills Observatory are using these and other instruments to “understand the water cycle, in … Continue reading

  • October 20, 2011    

    On the NewsHour Thursday, Science correspondent Miles O’Brien looks at the elusive science of earthquake prediction — whether seismologists will ever be able to predict an earthquake with any certainty — and how far they’ve come in Japan come toward … Continue reading

  • October 20, 2011  

    Hundreds of cities on the U.S. West Coast took part in the 2011 Great California ShakeOut earthquake drill on Thursday, just hours before a small tremor hit the San Francisco Bay Area. Science correspondent Miles O’Brien reports from Japan on efforts to predict big quakes before they hit. Continue reading

  • October 18, 2011    

    Update: October 21, 4:30 pm ET| The 2011 Dance Your PhD awards have been announced. The grand prize goes to Joel Miller, a biomedical engineer at the University of Western Australia in Perth. Winners can be found here. In 2008, … Continue reading

  • October 18, 2011  

    After the Obama administration-embraced solar-panel company Solyndra collapsed and defaulted on its government-backed loans, the surging U.S. solar industry is suddenly worried that the subsidies it receives — tax credits and loans guarantees — could dry up in the face of opposition from conservatives. Spencer Michels reports. Continue reading

  • October 17, 2011    

    After it had gone missing for decades in New York state, the nine-spotted ladybug was found in Long Island. Photo by AP/Cornell University, Ellen Woods. Once so ubiquitous it was named New York’s official state insect, the nine-spotted Ladybug has … Continue reading

  • October 14, 2011    

    An estimated 50,000 people have a condition called locked-in syndrome, marked by normal brain cognition paired with paralysis so severe that they often can’t speak. Such conditions can result from an injury or from Lou Gehrig’s disease. Boston University neuroscientist … Continue reading

  • October 13, 2011    

    Illustration of the Black Death from the Toggenburg Bible An international consortium of researchers announced this week that they’ve managed to reconstruct the genome of Black Death — the “great-grandmother” of modern plagues and the same illness that wiped out … Continue reading

  • October 13, 2011    

    The abalone shell before excavation from the 100,000 year old, Middle Stone Age-levels at the Blombos Cave in South Africa. Photo by Science/AAAS. Researchers have unearthed two abalone shells from a South African cave that they believe were used to … Continue reading