Lemurs are an island unto themselves

Madagascar's diverse lemur population can be described by many adjectives: tiny, jumpy, creepy and smelly, to name a few. Read more about lemurs.

Ocean gyres explained by Emanuele Di Lorenzo

Think about stirring your morning coffee and the liquid spinning, then imagine that happening on an oceanic scale. Voila! An ocean gyre. Read about ocean gyres.

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.