Highest-flying bird record crossing of Himalayas

What is the world's highest-flying bird? It's the Bar-headed goose, and it can reach the height of Mount Everest from sea level in just eight hours.

Predicting the tipping point of an ecosystem?

Scientists studying a remote Wisconsin lake have identified early warning signs that an ecosystem is on the tipping point of a radical, rapid change.

Falling ash from Puyehue-Cordón Caulle volcano

The Chilean volcanic eruption on Saturday, June 4, 2011 reached six miles up into the sky and sent a plume of ash toward Argentina. Read more about falling ash.

Tropical forests and carbon storage in 1st-ever map

Researchers looked at three million measurements of treetop height, along with ground data, and calculated the carbon held in tropical forests.

A week of deadly and rare tornadoes in Massachusetts

Dramatic video of June 1, 2011 tornado in Springfield, MA, crossing a river. A total of two tornadoes struck Springfield, killing 4 and injuring 40.

There’s no such thing as a jellyfish

What's a jellyfish? The Monterey Bay Aquarium Research Institute created this wonderful video about jelly-like life forms that inhabit the ocean.

Great snipe is the fastest migratory bird ever discovered

Swedish scientists found that a great snipe migrates nonstop over a distance of around 4,200 miles (6,760 km) at a phenomenal 60 mph (97 kph).

Cats have a secret life

What do feral and free-roaming house cats do when they’re out of sight? A two-year study used tracking devices to follow the movement of feral and pet cats.

Honeybee count: preliminary results

USDA/AIA survey shows honeybee loss holding steady but majority of beekeepers feeling economic strain.

Treefrogs: Understanding species diversity

Recent research on treefrogs across the world could shed new light on why some places have more species diversity than others.