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THE KNOWLEDGE FEED

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What Is El Niño, and Why Does It Have Such a Big Impact?

Dennis Mersereau

An El Niño is the abnormal warming of sea surface temperatures in the eastern equatorial Pacific Ocean. This small change can have a big impact.

12 Magical Facts About 'Peter Pan'

Stacy Conradt

It may be officially old enough to retire, but Walt Disney’s Peter Pan has never grown up.

What If Rickrolling Is Just Karmic Retribution For Rick Astley Not Getting To Celebrate His One Major Award?

Erika Berlin

Happy 50th birthday, Rick Astley!

Valentine’s Day Cards for Chemistry Geeks

Shaunacy Ferro

Won't you be amine?

The First U.S.-Minted Penny Was Horrific

Chris Higgins

Lincoln's mug has nothing on this.

The World's Most Accurate Clock Has No Hands

Bess Lovejoy

You can thank this thing for your GPS.

This Fun Supercut Imagines Movies Ending at Their Title Drop

Andrew LaSane

When a character says the name of the film, it's time to roll the credits.

Turn The Tables On Telemarketers With This Extremely Patient Robot

Anna Green

Roger Anderson of The Jolly Roger Telephone Company was so sick of telemarketers, he created a robot to deal with them.

These Tactile Picture Books Help Blind Kids Learn to Read

Michele Debczak

Titles include 'Noah's Ark,' 'Goodnight Moon,' and 'The Very Hungry Caterpillar.'

Rare Snow Rollers Form Across Idaho

Kirstin Fawcett

The frosty formations only form in very precise weather conditions.

An Erased Nude Was Discovered in Leonardo da Vinci’s Notebook

Michele Debczak

We're still finding surprises in the notebooks he left behind.

College Students Can Now Play Video Games For Tuition

Anna Green

In addition to bragging rights, Blizzard Entertainment now offers college tuition money to winning teams who compete in 'StarCraft II,' 'Hearthstone,' or 'Heroes of the Storm.

Spend Some Time With These African American Cookbooks From History

Shaunacy Ferro

A new book covers the often overlooked contributions of black cooks and chefs to American cuisine.

DNA Test Reveals Explorers Club Never Ate Storied Woolly Mammoth Meat

Kirstin Fawcett

Yale scientists analyzed leftovers from the 1951 fete, and discovered that the legendary dish was actually sea turtle.

Watch This Visualization of the Sun's Invisible Magnetic Field

Andrew LaSane

NASA's Goddard Space Flight Center provides a color-coded view of the Sun's magnetic activity.

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