Earth Matters

Blazing fireball over Finland turns night into day

Urban trees are growing — and dying — faster than their rural counterparts

Bizarre cigar-shaped asteroid is from another star and unlike anything seen before

NASA reinvents the wheel using chain mail

Days after oil spill, Nebraska approves Keystone XL pipeline project

22 things you may not know about squirrels

Drilling threat looms large for Arctic National Wildlife Refuge

This is the best claw game prize ever

Trump hits pause on decision about import of elephant trophies

Rescued baby pig feels the sun for the first time

The world's first 'space nation,' Asgardia, has officially launched into orbit

Listen to the creepy space sounds that surround Earth

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