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What the term "able-bodied adults" misses

Dec 5, 2019

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Have something you want Kai to explain? Let us know!

The kilogram you know is so over

by Jed Kim Nov 16, 2018
It's the final unit of measurement to stop being based on a physical standard.
NIST's platinum-iridium kilogram K92 (front) with stainless-steel kilogram masses in the background.
J.L. Lee/NIST

The darkest building on the planet is at the Olympics

by Kai Ryssdal, Bridget Bodnar, and Josie Fan Feb 12, 2018
The structure in Pyeongchang is painted with what its maker says is the darkest man-made substance, a material that absorbs 99 percent of light.
The Hyundai Pavilion at the Pyeongchang Winter Olympics in South Korea, designed by Asif Khan, is coated with Vantablack VBx2.
Luke Hayes