NASA will roll its Artemis 2 moon rocket off the launch pad on Wednesday (Feb. 25) to deal with a glitch, and you can watch the long trek live.

With this multipurpose health testing device, you can measure your body temperature and blood oxygen saturation, take an ECG, and listen to your heart and lungs with a pair of headphones.

NASA announced today (Feb. 20) that it's targeting March 6 for the liftoff of Artemis 2, which will send four astronauts on a trip around the moon. No people have been beyond low Earth orbit since ...