NASA reports Webb's critical mirror alignment process is coming along beautifully.
Artemis I has passed several vital tests in preparation for liftoff, but the next one could make or break the overall mission timeline.
New research finds that the huge ice sheet is melting both from the top and bottom.
They're calling it the world's largest Jurassic pterosaur.
Don't worry, it doesn't pose any actual threat.
For years, physicists have been trying to perfect a way to catapult space probes at a fifth the speed of light. One team is flagging an...
The world's largest fusion energy machine has more than doubled its own world record for energy production. We asked a scientist what this milestone means for...
If you travel often or want to avoid the hassle of waiting in long lines at security, these programs are worth a look.
The milestone operation shines a hopeful light for the long ledger of patients awaiting organ transplants.
Which are the states without mask mandates -- and which states are letting them expire soon?