'Nature without wolves is not nature,' says the field biologist and project leader
Acadia National Park will receive Obama and his family today. But will this vacation, like seemingly every other outing, get cancelled or interrupted?
A minister’s daughter seeks peace and meaning in a hardscrabble corner of Wyoming.
Used by a Native American hunter some 10,000 years ago, the atlatl dart was discovered in a melting patch of ice high in the Rocky Mountains.
A stream runs through Yellowstone National Park. Yellowstone is America's first national park, established in 1872, and is located in Wyoming, Montana, and Idaho. President Barack Obama will visit Yellowstone National Park this weekend.
Conservationists on Catalina Islands, off the coast of southern California, are experimenting with birth control injections to control the wild bison population.
A warmer world will have adverse effects on wildlife. We can help save animals, but it will take savvier approaches, scientists say.
'2012' is a disaster movie that delivers every destructive scenario you could hope for – and a few more.
Geothermal, or geo-exchange, heating systems have many environmental advantages, but a few drawbacks, too.