Could robots protect us in the surf?

Imagine there's a flock of aerial robots searching for a lost hiker. They have to cover a large area of remote bush and a central commander won't work because they're so spread out.

When sand-slithering snakes behave like light waves

Desert snakes slithering across the sand at night can encounter obstacles such as plants or twigs that alter the direction of their travel. While studying that motion to learn how limbless animals control their bodies in ...

13 dead as flooding hits southwestern France

At least 13 people died when violent rainstorms turned rivers into raging torrents in southwest France on Monday, prompting some of the deadliest flooding in years, officials said.

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