Mars is an inhospitable desert planet. Billions of years ago, things were different. In Jezero Crater, for example, fed by a ...

The CDC updates COVID vaccine guidance and stirs controversy over childhood immunizations. And global health experts warn of rising child malnutrition in Gaza. Astronaut-turned-author Chris Hadfield ...

Explore how schools are reimagining high school with hands-on learning that prepares students for both college and career success.

President Donald Trump has received updated flu and COVID-19 booster shots in preparation for upcoming travel, the president’s physician announced Oct. 10. Sean P. Barbabella, a U.S. Navy captain, ...