Federal officials investigate walrus deaths in Alaska

Two groups of Pacific walrus have been found dead along the Chukchi Sea northwest of Alaska. One incident is the subject of a criminal investigation. The other has been blamed on natural causes.

Report recommends expanding SeaWorld killer whale tanks

SeaWorld should be allowed to build a much larger facility for its killer whales, a state government report recommended Friday in a move that outrages animal rights groups that see it as a step toward breeding more orcas ...

The origin and spread of 'Emperor's rice'

Black rice has a rich cultural history; called "Forbidden" or "Emperor's" rice, it was reserved for the Emperor in ancient China and used as a tribute food. In the time since, it remained popular in certain regions of China ...

ORNL demonstrates road to supercapacitors for scrap tires

Some of the 300 million tires discarded each year in the United States alone could be used in supercapacitors for vehicles and the electric grid using a technology developed at the Department of Energy's Oak Ridge National ...

Study adds to evidence that viruses are alive

A new analysis supports the hypothesis that viruses are living entities that share a long evolutionary history with cells, researchers report. The study offers the first reliable method for tracing viral evolution back to ...

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