Jun 22 Watch Al Gore’s Critique Sparks Debate Over Obama’s Record on Global Warming In a "Rolling Stone" article, former Vice President Al Gore criticized President Obama's record on climate change. Gwen Ifill discusses what Mr. Obama has and hasn't done with The Center for International Policy's Glenn Hurowitz, The Center for American Progress'… Continue watching
Jun 22 Oceans Face Mass Extinctions, New Report Warns By Hari Sreenivasan When 27 marine experts from a half-dozen countries met in England this April for a workshop on the state of the oceans, they knew the news would not be good. But seeing the data on overfishing, acidification, chemical pollution, temperature… Continue reading
Jun 22 Watch Oceans Face Mass Extinction Marine experts are alarmed by how quickly the oceans are changing and fear extinctions. Continue watching
Jun 21 Snake Genome Suggests Treatments for Human Heart Disease Snakes have been around for some 150 million years, but their ancient physiology might hold some important clues to developing new drugs. Continue reading
Jun 20 Study: Severe Food Allergies More Common Among Children Photo by Flickr user Distal Zou One in 13 American children has a food allergy -- far more than previously reported, according to a study released Monday in the journal Pediatrics. That's about two children in every… Continue reading
Jun 17 Inside the Teen Brain Ever wonder what's going on in the teen mind? Adriana Galvan, a UCLA psychologist who studies the structure, function and firing patterns of teen brains, says the architecture of the teen brain is fundamentally different than that of an… Continue reading
Jun 16 What Is a Black Hole, and How Are They Formed? As new findings are released on the most ancient black holes ever detected, we break down the basics. Continue reading
Jun 15 Watch ‘Fracking’ for Natural Gas Continues to Raise Health Concerns 'Fracking' for Natural Gas Continues to Raise Health Questions… Continue watching
Jun 15 Tracking Energy Booms, Busts and the Rise of the ‘Fracking’ Debate NewsHour correspondent Tom Bearden reports Wednesday on a community in Colorado that was once the site of large-scale oil drilling operations. Now, it is filled with gas-producing wells in another kind of energy boom. Continue reading
Jun 14 Watch Twitter Is Everywhere Now, but Can It Make Money? From the Navy SEAL raid that killed Osama bin Laden to Rep. Anthony Weiner's scandal, Twitter has been in the news recently for helping break news. While the social media giant's popularity has soared among politicians, movie stars and people… Continue watching