Within minutes of impact, debris began heating Earth’s atmosphere. Fine dust trapped that heat, potentially killing the dinosaurs quickly.
Within minutes of impact, debris began heating Earth’s atmosphere. Fine dust trapped that heat, potentially killing the dinosaurs quickly.
A human set a new mathematical record. Then AI came for it 
How the body adapts to extreme heat 
Historical art can hide scientific secrets 
The Sept. 11 disasters still shape people’s health 25 years later 
Climate change is shifting malaria hot spots in Africa 
‘Tyrant Lizard Queen’ offers a nuanced look at T. rex 
Surge in displacement following fighting in southwest Yemen 
At Hammarskjöld’s Grave, Sixty-Five Years After Ndola 
Central Asia Marks 20 Years of Its Nuclear-Weapon-Free Zone With Renewed Call for Disarmament