How heat affects the brain
Dozens of people die as intense heat grips Mecca during the Hajj pilgrimage
On the occasion of the anniversary of the Titan submarine, the world rethinks the exploration of the deep sea
Israel and Hezbollah are playing a risky “tit for tat”, leaving the region in difficulty
An avian flu pandemic in people? Here's what it might look like.
House GOP spending chief Tom Cole defeats Challenger in Oklahoma primary
Nvidia, with a market capitalization of $3.34 trillion, becomes the most valuable company
Israel's daily lull in fighting in part of Gaza: How does it work?
Doctors test the limits of what obesity drugs can fix
