Technology

Can We Plant 20 Million Trees by 2020? The Math Says Yes

How much land will the \#TeamTrees plan require? A science prof roughs it to assess the feasibility.

How Ultra-Flexible Teens Turned ‘Tricking’ Into a Sport

For more than a decade, Michael Guthrie has dominated the world of tricking, a sport he describes as "emotion and personality, expressed...

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The Slime Blob That Won the Internet Is Weirder Than You...

A zoo puts a mysterious slime mold on display, and the internet gushes. Here's everything you need to know about the weirdest blob...

Trying to Plant a Trillion Trees Won't Solve Anything

We’re not going to stop climate change with just seedlings and fancy agriculture. We also need to reduce emissions.

Kincade Fire: The Age of Flames Is Consuming California...

Yet another massive wildfire is ravaging Northern California. Welcome to the Pyrocene—think of it like the Ice Age, but with fire.

Big's Backyard Ultra and the Rise of Women Endurance Stars

Maggie Guterl is the first woman to win the Big's Backyard Ultra, an endurance running race so twisted and extreme it's in a class...

A Health Care Algorithm Offered Less Care to Black Patients

A study shows the risks of making decisions using data that reflects inequities in American society.

How an Algorithm Favored Whites Over Blacks for Health...

A study shows the risks of making decisions using data that reflects inequities in American society.

We Should Just Build Giant Telescopes ... in Space

Launching a huge observatory poses big risks, so scientists are plotting a new approach: Send it up in pieces, then have robots put...

Why Did Oklahoma’s Sooner Schooner Tip Over?

A physicist explains how a touchdown celebration went awry and offers some advice for future designers of covered wagons.