Popular Science. Demystifying the worlds of science and technology since 1872.

Why don’t molecules ever stop moving?
This ‘deceptively simple’ question demands a dip into the murky waters of quantum physics.

Here’s the secret to getting songs unstuck from your head
Plus, rich people used to keep squirrels as pets and a flooded Colosseum.

Rachel Feltman
At Popular Science, we report and write dozens of stories every week. And while a lot of the fun facts we stumble across make it into our articles, there are lots of other weird facts that we just keep around the office. So we figured, why not share those with you? Welcome to The Weirdest Thing I Learned This Week.
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11 brilliant images from the British Wildlife Photography Awards
A bus passes a swan in London, a blue shark swims near Cornwall, and a group of pigeons eyes a tasty snack in Essex.

A terrifying fate may lurk inside the Milky Way
Rare spiral galaxy suggests a cosmic death from within.

Shark’s ‘mystery hat’ turns out to be a giant octopus
Researchers spotted the unlikely travel pair near New Zealand.

Traffic noise is making these Galápagos birds more aggressive
Even only 10 vehicles on an island can impact these genetically distinct songbirds.

Researchers created sound that can bend itself through space, reaching only your ear in a crowd
A sound only you can hear.

The shaky science behind treating measles with vitamin A
While important for overall health, the vitamin can be toxic in high doses.

The sun has literally set on the British Empire
The spring equinox helps conclude a major chapter in world history.

Most Cybertrucks recalled to ensure steel panels don’t fall off
46,096 vehicles are included in the NHTSA announcement.

A powerhouse of global satellite infrastructure: Norway?
The country supports some of the world’s most important satellites. But experts worry about its proximity to Russia.
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