A new report from NOAA underscores the impact of climate change on the Arctic region.
Speakers vow to continue protests against police actions and call on Congress to make changes.
Streaming toward the Capitol along Pennsylvania Avenue, the civil rights march was one of several U.S. demonstrations to protest deadly force used on black civilians by police.
The surprising change could hinder the bay’s cleanup plan or even alter sport-fish behavior.
Fishermen and poachers in Mexico in search of other fish are pulling up a small porpoise in their nets.
Is Charles Darwin Research Station in danger of extinction because of a failure to evolve and adapt?
Researchers seeking to discover how genes evolve inside bacteria stumbled across something they had not seen before.
An analysis says a muddy lake of silt isn’t a big threat to the bay; Md. Gov.-elect Hogan questions its accuracy.
Killing drier seedlings in their cribs creates space, and more space allows more diverse species of trees.
Temperatures are rising in nearly every place where dead zones — oxygen-depleted water — develop.