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High School Senior Wins $400,000 for Explaining Special Relativity

Caitlin Schneider

Ryan Chester took an infamously complex idea, and made it possible for anyone to understand.

15 Things You Didn’t Know Your Hair Dryer Could Do

Amanda Green

You don't need to be a stylist to use your hair dryer as any of these things.

This High-Tech Doorbell Shows You Who's At The Door No Matter Where You Are

Anna Green

The high-tech gadget comes loaded with a camera, motion sensors, and microphone, so it’ll not only tell you when someone’s at the door, but let you communicate with them on your mobile device.

Simplify Your Holiday Shopping With a Free 30-Day Trial of Amazon Prime

Watch This Incredible 500-Meter Slackline Walk High Above the Utah Desert

Andrew LaSane

This drone footage shows just how insane the entire stunt really was.

What 200 Calories of Thanksgiving Foods Looks Like On Your Plate

Rebecca OConnell

We're very sorry to have to show you this.

11 Brilliant Gifts For the Newlyweds or New Homeowners in Your Life

Hannah Keyser

Help the new nesters in your life get settled in a chic, comfortable, and customized way with gifts that are both practical and fun.

10 Fancy Facts About Persian Cats

Kirstin Fawcett

The longhaired feline has a storied past—and a frenzied following.

A Two-Minute Video of the Earth's Yearly Cycle of Plant Life

Kirstin Fawcett

You're watching the planet breathe—and it's incredibly soothing to witness.

12 Metallic Facts About Brass Instruments

Anna Green

Brass instruments played a crucial part in the history of music around the world.

Copenhagen Is Getting a Skyscraper-Height Pedestrian Bridge

Shaunacy Ferro

Hope no one gets vertigo!

7 Tips for Timing the Perfect Mid-Flight Nap

Whether you’ve got a 12-hour international flight or just a quickie two-hour hop for the holidays, these seven tips will help you prep for some solid airline slumber.

Pigeons as Good as Radiologists at Spotting Breast Cancer, Scientists Say

Kate Horowitz

Scientists say pigeons can be trained to spot breast cancer on slides and mammogram results.

WWI Centennial: Serbian “Great Retreat” Begins

Erik Sass

The First World War was an unprecedented catastrophe that shaped our modern world. Erik Sass is covering the events of the war exactly 100 years after they happened.

Painting Dartmoor's Ponies Helps Keep Them Safe Near Roads

Janet Burns

Dartmoor's ponies were in danger near the roads, so they've been given safety stripes to warn drivers that they're grazing.