This summer has seen the shortest days in Earth’s recorded history
Scientists break down the reasons why days are getting shorter—and the mystery they're still trying to solve about Earth's core.
All posts by Brian Handwerk
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Brian Handwerk
09:21
Everything you need to know about artificial Christmas trees
Fake trees have been around for longer than you might think—but how do they compare to real trees when it
Brian Handwerk
06:19
Here’s how these backyard animals survive cold, dark winter
You’ve heard of birds flying south to escape the winter, but do you know how chipmunks spend the colder months?
