Antarctic ozone hole is not yet in recovery

Twenty years after Montreal Protocol limited emissions of ozone-destroying chemicals, the Antarctic ozone hole has stabilized but has not begun to recover.

Proposed step to help society prepare for a solar storm disaster

"We would like space weather users, operators of systems, and policy makers adopt this event immediately and do war game scenarios with it." - Daniel Baker

The rock-cut cave temples of Badami, India

The town of Badami in India lies at the mouth of a ravine with rocky hills on either side. The cave temples are carved out of the soft sandstone of these hill cliffs.

Outburst of Andromedid meteors may continue tonight

Watch for a possible continuation of the unexpected Andromedid meteor outburst tonight! The Geminid meteor shower is now rising to a peak, too.

How did snake venom evolve?

A new study looked a snake venom in order to learn how it evolved into the sophisticated and deadly cocktail of proteins it is today.

Have we seen the last of Comet ISON?

Comet ISON is now thought to be a traveling debris field, with no solid nucleus or core. Will we see the debris field from Earth? No one knows yet.

Humans aren’t top predators, says new report

Despite a global increase in meat consumption, humans are far from the top of the food chain.

Major cold, snow, and even ice for a large part of the U.S.

Snow and a significant ice event is likely all the way from parts of North Texas into the Great Lakes and U.S. Northeast over the next several days.

Striking differences in brain wiring between men and women

Male brains facilitate connectivity between perception and coordinated action. Female brains facilitate communication between the analytical and the intuitive.

Do unemployed people age faster?

"What we really need - to learn to slow or stop the aging process - is how to reduce or repair the damage done by stress." - Avi Roy and Anders Sandberg