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Is growing weed sustainable? The answer is complicated.
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Environment

Featured in fall 2018

By Jun 19, 2020
Science

These sudoku puzzles only use 1s and 0s. Can you crack them?

There’s only one correct answer for each grid.
By Jun 13, 2020
Science

Your brain won’t let you see all 12 dots in this image

Our entire visual field is not made the same.
By Jun 7, 2020
Science

Give your brain a workout with these unique number puzzles

Called “Sums,” they were invented by an engineer.
By Apr 25, 2019
Science

The secret to San Francisco’s famous sourdough: bug poop

Meet the wee, multilegged chefs behind the world's most sought-after loaves.
By Dec 19, 2018
Space

This microscope could look for life on Jupiter’s moon

Shamu dreams of Europa.
By Nov 2, 2018
Science

Don’t worry, those weird patterns you see with your eyes closed are real

We still don’t understand why we see the particular images we do.
By Oct 23, 2018
Science

Peter Jackson made Hobbits look so tiny with this mind trick

Forced perspective takes control over the way our brains interpret size.
By Oct 9, 2018
Military

Innovation, war, and glory: the soldier-scientist who unlocked the secrets of the Sahara

The amazing tale of Ralph Bagnold, a soldier, scientist, and scourge of the Axis Powers.
By Sep 27, 2018
Technology

All the gear you need to totally dominate the local mini golf course

Ditch the loaner club and upgrade your putt-putt game.
By Sep 26, 2018
Cars

A look back at the tiny cars that once ruled the road

A timeline of micro cars.