Well, it's July 12, which means (a) the Steam Summer Sale is over and (b) it's really hot outside in the northeastern U.S.

New Yorkers and tourists will have one more chance in 2025 to see the Manhattanhenge on Friday, July 11. Here's what to know.

Neil deGrasse Tyson reveals how Earth’s atmosphere proves it’s alive—unlike other planets. Rich in life-signaling gases, Earth’s uniqueness reminds us why it must be protected before seeking others.