A 4.0-magnitude earthquake struck the northeastern US state of Maine and was felt as far south as Boston and throughout New England, shocking residents unaccustomed to such tremors.
Greenpeace said Wednesday that Russia had denied its ship access to Russian Arctic waters to hide the extent of its lucrative energy exploration work in the fragile ecosystem.
The United States launched its latest Earth observation satellite Monday atop an Atlas V rocket from Vandenberg Air Force Base in California, NASA said.
New Zealand scientists warned South Island residents to expect a swarm of aftershocks following a strong early morning six-magnitude earthquake Tuesday that caused no reported damage or injury.
In the February issue of BioScience, biologists describe the first-of-a-kind recording of caribou and ptarmigan migrations made with 14 automated cameras positioned in the northern foothills of the Brooks Range, Alaska. By ...
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