Earth's oceans were once green, according to a new study. Carl Sagan, the host of the popular TV show Cosmos, once described Earth as a 'pale blue dot' when explaining an image taken by Voyager 1.

Earth Day is held on April 22 with this year’s being the 55th anniversary of the first in 1970. It began during a time of great public protest in this country due to the Vietnam War, the Nixon ...

Republicans have sought for decades to eliminate the system, which has made a national battleground out of Nebraska's Omaha-centric 2nd Congressional District, dubbed the "Blue Dot" by Democrats ...

How to apply effective governance to harness the benefits of A.I. and mitigate its risks ...