Global health impacts of climate change

The biggest global health impacts are to people in developing countries, but people worldwide face some risk to their health from climate change.

Climate change links for the week

This subject has left the realm of science and become an all-out media war. Here are some climate change stories to read this week.

Going bald is an inherited trait

Baldness is a genetically-inherited trait. A bald head might have been a signal of a good mate early humans. So going bald may be a neutral trait.

Groundwater depletion across globe is alarming

Famiglietti's discovered California's Central Valley - responsible for 25% of the food consumed in the U.S. - has lost alarming rates of groundwater depletion.

Drew Shindell on regulating greenhouse gases

Drew Shindell explains why regulating greenhouse gas-emitting activity would both improve air quality and slow climate change.

Jay Zwally: Greenland ice loss is canary in coal mine

"Even if there is no additional climate warming," said Jay Zwally, "sea level will continue to rise, about 16 inches over the next hundred years."

AAAS meeting in San Diego

This AAAS meeting consists of scientific talks - hundreds of them, by some of the world's leading scientists - with many going on simultaneously.

Alan Stern: ‘A Chihuahua is still a dog, and Pluto is still a planet’

"Our whole view of the solar system turned upside in the 1990s when we discovered other Pluto-like planets. It's Earth that's the misfit," says Alan Stern.

Twitter users enjoy top-ranked tweets from EarthSky

Jorge Salazar has been named one of '100 Amazing Scientists You Should Follow on Twitter.' Salazar has conducted thousands of in-depth interviews.

Carol Greider on her 2009 Nobel Prize

Carol Greider figured out that an enzyme called telomerase is what prevents our chromosomes from getting smaller and smaller.