Artemis I has passed several vital tests in preparation for liftoff, but the next one could make or break the overall mission timeline.
They'll merge in about 10,000 years. One researcher relates the epic discovery of these enormous voids to "a good detective story."
They're calling it the world's largest Jurassic pterosaur.
Percy is leaving behind more than just wheel tracks on Mars.
The signal surprised astronomers and may have originated from a unique or unusual cosmic object.
New research finds that the huge ice sheet is melting both from the top and bottom.
Treat yourself to a glorious skyscape showing wild columns of clouds.
The nonprofit cleanup crew shows off its newest river tools, the Interceptor Barrier and the Interceptor Tender. The Ocean Cleanup's CEO talks to CNET about plans for 2022 and beyond.
The nonprofit cleanup crew shows off its newest river tools: the Interceptor Barrier and the Interceptor Tender. The Ocean Cleanup's Boyan Slat talks to CNET about its plans for 2022 and beyond.
Let me tell you about the birds and the bees and the stars and the galaxies.
NASA and ESA spacecraft got an eyeful of a bonkers solar outburst.
As protection from vaccines wanes, US health officials consider a second booster shot.