AP video on smoke from Japan nuclear reactor

Fears are growing about crises at Japanese nuclear reactors.

Explosion rocks Japan nuclear power plant

Explosion rocks quake-damaged nuclear power plant in Japan. May be the most serious nuclear power crisis since the Chernobyl disaster.

Japan 8.9-magnitude earthquake and aftermath

Here are some places you can go to get up-to-date information about the 8.9-magnitude earthquake in Japan and its aftermath.

Eddie Bernard talks about tsunami forecasting system

Eddie Bernard, director of the Pacific Marine Environmental laboratory in Seattle, said scientists model how a tsunami will strike a coast - even far away.

Video of whirlpool off coast of Japan

A whirlpool swirls in a bay on the east coast of Japan, following today's 8.9-magnitude earthquake and tsunami.

Tsunami warning map from the BBC

Following the March 11, 2011 8.9-magnitude earthquake near Japan, a model of wave heights above normal sea level across the region and how long after the 0546 GMT earthquake they are expected.

Massive earthquake strikes Japan, tsunami warning.

The western U.S. and Canada - plus Hawaii and other islands in the Pacific - are under a tsunami warming today after a massive earthquake in Japan.

U.S. naval forces should prepare for climate change

A new report by the National Research Council suggests that U.S. naval forces should to examine and strengthen capabilities in the Arctic for climate change.

Mating mites trapped in amber show the female in control

Some 40 million years ago, the Glaesacarus rhombeus female mite made the mating choice. A pair of mites trapped in amber tells the tale.

Polar ice melting now largest contributor to sea level rise

Polar ice sheets are contributing to global sea level rise more than mountain glaciers and ice caps, from a new study. It's happening sooner than predicted.