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A Brand-New National Historic Park Will Remember the Manhattan Project

Kirstin Fawcett

Seventy years after World War II's end, three project sites where the atomic bombs were made will be preserved for the public.

7 Unusual Genomes Sequenced by Scientists

Jordan Rosenfeld

Among the things we've learned from sequencing these genomes: While humans have but two sex chromosomes (x or y), the platypus has 10—five of each kind.

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The 1879 Cartoon That Predicted Skype

Shaunacy Ferro

“Edison’s Telephonoscope” is an imagined invention that would allow families to talk from across the world.

Happy "Odd Day!" (It's the Last One of the Century)

Nick Greene

8 Hybrid Animals with Awesome Portmanteau Names

Mark Mancini

Everyone knows what a liger is—but there are a few crossed creatures you might not be aware of.

The Game Show That Could Have Killed Its Contestants

Mental Floss UK

How far would you go to win $100,000?

In the Future, Sewage Samples Could Be Used to Prevent the Next Viral Outbreak

Michele Debczak

Researchers at MIT are gathering city data from an unusual source.

How an 81-Year-Old Woman Is Trying to Preserve Her Vanishing Native Tongue

Kirstin Fawcett

Marie Wilcox hopes that the project will keep the Wukchumni language alive.

A New Plan to Build a Bigger—and Better—Colossus of Rhodes

Kirstin Fawcett

A new proposed version of the giant ancient statue would stand nearly five times as high as the original structure.

This Alarm Clock Slaps You Awake

Shaunacy Ferro

For those of us who need an extreme wake-up call

A 'Star Wars' Game Designed to Teach Kids to Code

Shaunacy Ferro

Code.org launches a Princess Leia-themed tutorial to encourage kids to build their own games.

Mars Is Slowly Breaking Apart Its Largest Moon, Says NASA

Andrew LaSane

The gravity on Mars pulls Phobos closer every year, and the brittle moon is barely holding itself together.

8 Extreme Disney Princess Mashups

Miss Cellania

This is getting ridiculous.

See Voyager 1’s Luminous Pictures of Saturn

Kate Horowitz

Thirty-five years ago today, the spacecraft reported back to Earth with data and images of the ringed planet’s unique beauty.