There's no avoiding microplastics.

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There's really no escape.

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It marked the city's first smog incident. Here’s what it looked like—back then and over the years that followed.

The post A “Hellish Cloud” Descended on Los Angeles in 1943 appeared first on Nautilus.

Black holes sometimes make a break for it

The post NASA Just Spotted a Wandering Black Hole Devouring a Star appeared first on Nautilus.