NASA's Artemis II mission is set to launch four astronauts this week from Kennedy Space Center, marking the first crewed lunar mission since 1972.

NASA’s Artemis II mission will send four astronauts around the moon, marking the first crewed lunar trip since Apollo as the U.S. races China to return.

Scientists have finally found a hidden “critical point” in supercooled water that explains why it behaves so strangely. At this point, two different liquid forms of water merge, triggering powerful ...