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THE KNOWLEDGE FEED

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Kids With Four-Day School Weeks Score Better in Math, Study Suggests

Kirstin Fawcett

Shorter school weeks help cut overhead costs. But how do they affect kids?

4 Businesses That Are Still Making Things the Old-Fashioned Way

Anna Green

These artisans and small companies prove that they do, in fact, make 'em like this anymore.

“Share the Road” Signs Are Too Vague, Study Finds

Shaunacy Ferro

Drivers are more likely to give cyclists leeway if the signs say something like “Bicycles May Use Full Lane.”

When Did We Stop Using 'O'?

Michele Debczak

What was once literature's favorite exclamation is now as dead as the Romantic poets who used it.

Sick Ants Take Medicine, Too

Shaunacy Ferro

University of Helsinki researchers find that some ants seek out foods that fight infection.

17 Fascinating Facts About 'Apocalypse Now'

Sean Hutchinson

What Languages Are the Hardest to Learn?

Rebecca OConnell

There's a reason why most American students start with French or Spanish as a second language.

How a Protein Could Keep Your Ice Cream Frozen for Longer

Caitlin Schneider

A slower-melting cone is just one of the protein's benefits.

21 Failed Inventions

Alvin Ward

On this week's List Show episode, Mike looks back on some of history's not-so-bright ideas. (Remember the flying Ford Pinto?)

New Technique Captures Cell Activity in Striking Detail

Michele Debczak

Scientists have developed a new way to see the secret lives of cells.

Build Lifesize Creations with Giant LEGO Bricks

Rebecca OConnell

The perfect building material for the young at heart.

Geoduck, Anyone? This Is How You Harvest the Giant Clam

Kirstin Fawcett

Shellfish farmers in the Pacific Northwest breed one of the world's strangest sea foods—the geoduck.

20 Pieces of Advice From Old Tudor Proverbs

Paul Anthony Jones

Even the Tudors knew not to shoot the messenger (even if they phrased it a little differently).

The Missing Links: Gorgeous American Castles

Colin Patrick

Where Wooly Mammoths Lived

Shaunacy Ferro

Mammoths roamed 12.8 million square miles during the most recent Ice Age, according to a recent study.

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