Camels once lived in the high arctic

A new way of identifying fossils has enabled scientists to show ancient camels roamed the high Arctic Circle.

Time-lapse of San Francisco Bay sky, clouds and sea

Sit back, relax and enjoy nature's wonders.

Video: Powerful eruption at Mount Etna on March 5–6, 2013

Powerful volcanic eruption at Italy's Mount Etna caught on film. Check it out.

Watch this video of a plunge into an Antarctic lake

An intrepid diver shot the video from the bottom of icy lake, at the bottom of the world.

Large winter storm hits the U.S. Midwest and Mid-Atlantic

Meteorological spring begins in March. However, heavy snow and wind are the dominant story in the U.S. Midwest and Mid-Atlantic.

When flying through the bat cave, be sure to bring a map

Bats supplement echolocation with mental maps of their surroundings.

What causes sinkholes?

And where else in the U.S. might be vulnerable to sinkholes?

HPC changes name to Weather Prediction Center

The Hydrometeorological Prediction Center (HPS) will be called the Weather Prediction Center starting March 5. It is easier to say, spell, and remember.

Hear the whale with a human-like voice

Researchers working near him thought another person was talking and were surprised to find the voice was coming from the whale.

Ink into water in super high-resolution slow-mo

This super high resolution video features slow motion diffusion of ink drops in water. What does it suggest to you ... people dancing ... flowers blooming...?