A “second moon” post sends social media into orbit — but NASA says it’s really a tiny quasi-satellite named 2025 PN7. It only took one tweet to send social media into a cosmic meltdown. When ...

Ah, Earth. We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...