December 2019 Issue
See the Mississippi River's hidden history, uncovered by lasers
See the Mississippi River's hidden history, uncovered by lasers
Using hyperprecise LiDAR data, a cartographer maps the river’s bends and channels over time with mesmerizing results.This mysterious ancient predator had a killer jaw
- Decoder
This mysterious ancient predator had a killer jaw
The sharklike Helicoprion lived 275 million years ago and could slice its prey in two with its buzz saw jaw.Latest Issues
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