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The Origin of the Asteroid That Killed the Dinosaurs
The story of the doom-bringing rock may help us prevent a repeat catastrophe.
Our Magnificent Ocean
Richard Powers on his 3 greatest revelations while writing his latest novel, Playground.
What’s at Stake for Science in the US Presidential Election
Polls capture shifting, conflicted public views about science.
The Mystery of the Cosmic Radio Globs
What violent galaxy smashups may have wrought across the universe.
Feeling Gravity’s Pull
Two theoretical physicists have a lively conversation about how abstract concepts can feel down-to-Earth.
The Stealthy Assassin Robberfly
Don’t underestimate this slender predator from the British grasslands.











