Video: Amazing Facts, Life Hacks, Misconceptions & More

Watch the Earliest Known Color Footage of the White House

The Hoover-era video was recently rediscovered.

Smart History courtesy University of St Andrews

New App Takes You Inside the Edinburgh of the 16th Century

Researchers have reconstructed how the Scottish city would have looked shortly before it was largely destroyed by the English army in 1544.

On This Day in 1957, Elvis Bought Graceland

He bought the mansion for his parents to live in.

Why Do Cans of Diet Coke Float While Regular Coke Sinks?

Spoiler alert: It involves sugar.

How Archaeologists and Locals Are Protecting Ancient Ruins in Peru

Shantytowns threaten to swallow Pachacámac, an important pre-Columbian archaeological complex.

Watch Technologists Get Excited About Mobile Phones (in 1979)

Calls could last up to three minutes (!).

Watch a Neuroscientist Explain a Concept in 5 Levels of Difficulty

Learn what a "connectome" is, regardless of your age or level of education.

Remembering Douglas Adams on His Birthday

He would have turned 65 today.

This 300-Year-Old 'Detector Lock' Reveals an Intruder's Presence

English craftsman John Wilkes created the clever gadget, currently displayed in Amsterdam's Rijksmuseum.

Watch Technologists Get Excited About Pen Computers in 1991

You'd "touch" the screen with a stylus, of course.

Can You Solve the Control Room Riddle?

Get out your scratch paper....

Follow These Tips to Make the Most of Your Practice Time

Learn the neuroscience behind honing a skill.

Watch: Why the World Is Slowly Running Out of Sand

Beach sand is actually a valuable resource.

Watch a Vinyl Record That Produces a Star Wars Hologram

Death Star schematics not included.

Watch Scenes from Every Best Animated Feature Winner Ever

Surprise! It's not just Pixar movies!

Watch Technologists Get Excited About CDs in 1982

At the time of its release, the CD was an enormous step forward in home recording technology—and nerds were excited.

How Many Ways Can You Sort a Deck of Cards?

More ways than there are atoms on Earth. But why?

Everyone on Earth Could Live in a Single Building—In Theory

It would need to be 4400 feet tall, though.

New Documentary Follows South Africa's All-Female Anti-Poaching Unit

The Black Mambas spend their days patrolling the country’s Balule Nature Reserve, protecting rhinos and other endangered species.

Can You Solve the Passcode Riddle?

You need to figure out three numbers based on a handful of clues. If you fail, you'll be eaten by mutant salamanders.

Watch the Nicholas Brothers Tap Dance to Glenn Miller

75 years ago this week, Miller earned the very first Gold Record.

How Apple's ‘1984’ Super Bowl Ad Was Almost Canceled

The inside story of the commercial that changed advertising, even though Apple's Board of Directors didn't want to run it at all.

On This Day in 1971, Apollo 14 Golfers Arrived on the Moon

The next day, Alan Shepard swung his smuggled six-iron.

Can You Solve the Airplane Fuel Riddle?

Mid-air refueling for the win!

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