Science

A new U.S. government report tells an unambiguous story: The planet is warming, climate change is driven primarily by people and it's already affecting Americans, through more frequent or intense heat waves, downpours and, in some regions, floods or droughts.

Germany's famous Max Planck Society has opened a brain research institute in Jupiter, Fla. It's another move in the international competition to attract the best brain researchers.

Hundreds of thousands are out of work, yet employers say they struggle to fill positions. Oil refineries in L.A. often have temporary work, but even entry-level jobs require specialized training.

Scientists were able to make immature sperm cells. If they can make the sperm viable, researchers could help men who thought they'd never have kids. But the findings also raise ethical questions.

California's extreme drought has drawn battle lines over who gets water and who doesn't. As KQED's Lauren Sommer reports, fracking and farming are vying for freshwater in California's Central Valley.

This new kitchen tool promises to scramble egg whites and the yolk to create delicious culinary creations, and save you from washing a whisk. A soft cradle keeps the egg from breaking.

John Eric Goff, the chair of the physics department at Lynchburg College, explains the science of the 2014 World Cup soccer ball.

A 325 million-year-old fossil find shows that the gill structures of modern sharks are actually quite different from their ancient ancestors.

Environmental groups that have mired the Keystone XL pipeline in delays now are focusing on LNG export terminals. They say opening up exports of natural gas will hasten domestic hydraulic fracturing.

Before NASA can send a manned mission to Mars, it needs to know more about how extended time in space affects the human body. Mark and Scott Kelly are the perfect subjects for such an experiment.