NASA lets you send your name to the Moon: Simple steps to sign up for Artemis II 2026

NASA's Artemis II mission offers a unique chance for global citizens to send their names on a digital memory card circling ...

Red Planet clock unlocked: NIST physicists crack what time it is on Mars and the answer is here

Einstein explained that gravity affects each passing second. Clocks slow down where gravity grows stronger. Clocks speed up ...