Geoscientists say Earth will be home to one massive supercontinent about 200 million years from now; there are four prominent versions of this mega-continent. The climate might be surprisingly balmy ...
The currents of the oceans, the roiling surface of the sun, and the clouds of smoke billowing off a forest fire—all are ...
As more satellite megaconstellations continue to be launched, researchers are exploring the odds people could be struck by falling debris from reentering spacecraft.