More heat extremes across the United States in 2011

It's been hot. And it's still hot. Read more about heat extremes across the Unites States in 2011, including Tropical Storm Emily.

Krakatoa target of Earth Observing-1 satellite

The Earth Observing-1 satellite passes over Anak Krakatau - Krakatoa - and snaps a revealing shot of the growing volcano. Read more.

Gerry Bell: Expect active Atlantic hurricane season in 2011

This week, NOAA updated its outlook for 2011 Atlantic hurricanes. The new outlook anticipates even more hurricanes. Read more from Gerry Bell.

African crested rat picks its poison

Scientists discover how a harmless-looking rodent turns its own fur into a biological weapon.

Desalination: Reasons for and against

Water expert Heather Cooley spoke with EarthSky about promises and problems of desalination in California.

In urban fox families, mother knows best

Mothers wear the trousers in urban fox families: They decide which cubs get to stay in the group and which ones have to leave, and dads have no say in the matter, a recent study has found.

Where will Tropical Storm Emily go?

On August 1, 2011, Tropical Storm Emily, the 5th named storm of the 2011 Atlantic hurricane season, formed 40 mph winds and a pressure reading of 1006 mb.

Map of religious forests reveals biodiversity

Oxford scientists are mapping church-owned forests around the world, many sheltering endangered species. Learn more about these religious forests.

Underwater river found off Perth’s coast

How can a river flow in the ocean? Underwater rivers saltier than surrounding sea water. That means the water is more dense and sinks to the ocean bottom.

World’s biggest fungus found under tree in China

"We did not know the fungus can grow so huge," said Professor Yu-Cheng Dai, who made the discovery. "A small piece of the fruiting body is almost like my size."