lightspeed

Tech

Scientists Think the Speed of Light Has Slowed, and They’re Trying to Prove It

12.06.16

By Daniel Oberhaus
Tech

This Microscopic Beam Splitter Could Enable Light-Based Computers

05.18.15

By Rachel Pick
Music

1,000 Light Paintings Form One Beautiful Stop-Motion Animation

01.28.15

By Leander Roet
Tech

Liquid Crystals Slowed Down the Speed of Light a Billionfold

08.14.13

By Jason Koebler

The Latest

Illustration by Reesa.

Horoscopes

Daily Horoscope: December 12, 2025

A busy Moon stirs feelings, insights, and surprising optimism, offering each sign a gentle nudge toward something more aligned.

7 hours ago

By Ashley Fike
Divinity as revealed at The Game Awards 2025.

Gaming

Larian Reveals Their New Big Game With A Brand-New Divinity Installment

Larian Studios has announced ‘Divinity’ at The Game Awards 2025, claiming it will be their biggest game yet.

8 hours ago

By Grace Black
Shopping

Travel-Friendly Sex Essentials for the Holidays For Those Who Still Want to Play

Here’s how to pack light, stay discreet, and still have an extremely filthy little holiday.

8 hours ago

By Sean Abrams
Getty Images

Shopping

We Put the Best Condoms to the (Horny) Test—So You Actually Feel Something

From snugger fits to vegan vibes, here are the condoms that stayed put, felt good, and did not turn sex into a science experiment.

9 hours ago

By Sean Abrams
Gregg DeGuire/Getty Images for The Recording Academy

Music

Sharon Osbourne Apparently Considered Mailing Roger Waters a Box of Poop As Revenge for His Comments About Ozzy

Sharon Osbourne has been known to send boxes of feces to people she feels have wronged her family, and Roger Waters almost got one.

14 hours ago

By Stephen Andrew Galiher