Humans have long sought to geoengineer the Earth’s environment. Tim Flannery outlines a few of the wildest ideas from the 20th century ...

President Donald Trump spoke of historic achievements for the country's 250th birthday, ranging from Revolutionary War ...

The global security landscape faces severe dual escalations this week as crises intensify in both Eastern Europe and the ...

Monday in the Bay Area calls for cloudy skies across most of the region, except inland, where it will be mostly sunny and ...