Mass extinctions and other nightmare scenarios figure into one expert's speculations on what Earth would be like at 6°C (10.8°F) warmer.

Buddhist monks and Myanmar (Burma) government workers began cleaning the cyclone-struck city of Yangon (Rangoon). But the situation remains grim in the country's delta region. Warning: graphic imagery.

Watch young chimpanzees beat Japanese college students in a short-term-memory test by a wide margin—raising questions about primate intelligence and evolution.

Lost families and lack of aid figure prominently in emotional eyewitness testimony from Myanmar (Burma), where Cyclone Nargis may have killed a hundred thousand people.

The world's largest group of orangutans in Indonesia may face extinction by 2011 because of palm oil plantation expansion, which is destroying habitat, experts say.

Doctors in Australia believe the bionic eye they've created is safer than similar devices developed in other countries.

Armies of Chinese art-school graduates are hand-painting copies of famous artworks so companies can cash in on demand for reproductions.

As new video emerges from Myanmar (Burma), the devastation from the weekend's cyclone becomes clearer, and the death toll rises.

Troops killed at least two protesters in Somalia, where skyrocketing food prices have led to chaos in markets in this East African country.

A wave estimated at up to 16 feet (5 meters) tall struck a sightseeing spot in coastal South Korea.

Tropical cyclone Nargis struck Myanmar (Burma) Saturday. The death toll may climb to 10,000, according to government statements.

Greensburg, Kansas, was nearly destroyed by a tornado in May 2007. Today the town is rebuilding and living up to its "green" name.

In Lithuania, real witches celebrate the arrival of spring on Walpurgis night.

Cheetahs could be extinct within 15 years. To help stem the tide, a new South African program brings a big cat into contact with the public.

An Australia company is testing what could be the undersea equivalent of a wind farm. Their devices would capture wave energy and convert it to electricity.