Why sonic booms from the most powerful rocket ever built have some scientists worried CNN

The SpaceX Crew-7 mission launched from Florida on Saturday morning, hosting one of the most internationally diverse astronaut crews to date, with members from the US, Japan, Russia and Denmark.

Extreme emotional stress can cause a medical condition called broken heart syndrome. For decades, doctors thought it should mainly concern women — but that’s changing.

This week, trace the journey of Japan’s “Moon Sniper” mission, spot a rare Malayan tiger, uncover a 29 million-year-old fossil nest, and more.