Science

By PBS News Hour

Eight years ago, physicist Robert Lang's career path took an unusual turn. The laser physicist and lifelong origami artist quit his Silicon Valley job to concentrate full-time on origami.

Reversing Bush Rule, Obama Resumes Safeguards for Endangered Species

By Admin, PBS News Hour

President Barack Obama announced Tuesday that he wants federal agencies to resume full scientific reviews of projects that could harm endangered wildlife and plants.

Study Links Alcohol, Cancer Risk in Women

By Admin, PBS News Hour

Drinking even one alcoholic drink per day can increase a woman's risk of developing several types of cancers, according to a new study of nearly 1.3 million women in the UK.

CO2-tracking Satellite Crashes after Failing to Reach Orbit

By Admin, PBS News Hour

A NASA rocket carrying a satellite built to track carbon dioxide emissions crashed into the ocean near Antarctica, ending a project nine years in the making at a cost of $273 million.

NASA to Launch Its First Carbon-Testing Satellite to Measure Greenhouse Gas

By Admin, PBS News Hour

NASA plans to launch a satellite Tuesday that will measure concentrations of carbon dioxide (CO2) in the Earth's atmosphere, providing scientists with the most complete and precise set of measurements yet of the greenhouse gas.

Dance Dance, Science Revolution

Most of us aren't asked to dance our life's work, and that's probably a good thing. But John Bohannon, a visiting scholar at Harvard University and writer for Science Magazine, believes dance is the ultimate translation challenge for scientists.

With Green Energy’s Limitations, Scientists Hunt for Alternatives

As the Obama administration highlights the importance of finding and investing in renewable energy, states such as California are trying to determine whether wind, solar and other renewables can replace a significant amount of fossil fuel. Spencer Michels reports.

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Microbicide Gels May Help Prevent HIV/AIDS Transmission

By Admin, PBS News Hour

Two new studies of topical gels meant to prevent the transmission of HIV are providing fresh hope for the field of HIV prevention research after a string of disappointing set-backs.

Darwin’s 200th Birthday Celebrations Span the Globe

People worldwide celebrated Charles Darwin, the "father of evolution's" 200th birthday this week, honoring his extraordinary impact on science and history. Analysts discuss the man, his legacy and the ongoing debates raging over his core theories.

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Love Is a Chemical Reaction, Scientists Find

By PBS News Hour

To poets, love might be a many-splendored thing. But in neuroscientist Larry Young's lab, love is biochemistry.