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Carbon nanotubes can be toxic to aquatic animals
The researchers urge that care be taken to prevent the release of carbon nanotubes into the environment.
August 23, 2012
How did zebras get their stripes?
The exquisite stripes on zebras have been explained in many ways. A recent explanation involves blood-sucking horseflies.
August 23, 2012
Mississippi river well below normal in 2012
Two space images of the Mississippi River - one from August 2012 and the other from August 2011. You can see that the riverbed is drier in 2012.
August 22, 2012
How you can help scientists study earthquakes
The Quake Catcher Network is looking for volunteers to use motion sensors on their computers to capture seismic data from earthquakes.
August 22, 2012
July 2012 was fourth-warmest July globally since 1880
July 2012 was the fourth straight month in which the Northern Hemisphere set a new monthly land temperature record. It was the fourth-warmest July globally.
August 21, 2012
American eels benefit from dam removal in Virginia
The declining American eels population are starting to recover after the removal of the Embrey Dam on the Rappahannock River in Virginia.
August 17, 2012
52-Hertz song of world’s loneliest whale
The loneliest whale in the world, the 52-Hertz whale, sings a song no other whale will answer and travels the oceans alone.
August 16, 2012
Global tropical cyclone update for August 15, 2012
A look around of the global tropical cyclone activity. Only immediate threat for now is across southeast China as Tropical Storm Kai-tak pushes to the northwest.
August 15, 2012
Earthquake strikes in ocean north of Japan
A very strong 7.7-magnitude earthquake struck in the deep ocean east of Russia and north of Japan. No injuries or casualties reported. No tsunami warning.
August 14, 2012
Sandpipers succeed by choosing sex over sleep
In sun-soaked tundra summers, restless birds like sandpipers are more likely to score.
August 13, 2012
