Reindeer see a twilight world in UV light

The UV light that causes snow blindness in humans is life-saving for reindeer in the Arctic.

Superstorm Sandy seen from the north

Satellite image of Superstorm Sandy on October 30, 2012, looking southward from Canada.

The good, the bad, and the ugly … learning from Hurricane Sandy

There's lots of very bad and ugly. Sandy will likely become one of our costliest natural disasters. But the science got the storm right.

Pictures and video aftermath of Hurricane Sandy

The pictures and video coming out of the Mid-Atlantic and New England are incredible after Hurricane Sandy pushed through the region on October 29, 2012.

Nature’s remarkable camouflage costumes

Your Halloween costume might have been good, but the red-eyed tree frog's is better.

Best links to follow Superstorm Sandy online

Sandy has left a wake of death and destruction. Here are some ways to watch online - maybe with your phone or tablet if your power is out.

Hurricane Sandy beginning to batter and flood the U.S. East

Meteorologist Brad Panovich from Charlotte, North Carolina, tweeted: "It's not hype ... this [Hurricane Sandy] is the worst storm in our lifetimes."

Tsunami warning after strong 7.7-magnitude Canada quake

Tsunami warning issued for Hawaii on night of October 27-28 after sea level readings indicated a possible tsunami. Waves on Hawaii beaches smaller than expected so far.

Unique microbes discovered in one of Earth’s harshest landscapes

Scientists have discovered unique microbes - bacteria and fungi - in one of the driest places on Earth, the high-altitude Atacama desert.

Microbes buried in salt shed light on ancient life

Lowenstein studies microbes buried in salt - that is, in water droplets that have been sealed inside salt crystals for thousands to millions of years.