Week in Science: This exotic powder pulls carbon dioxide out of the air at record rates

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November 22—This week, hypochondria is a real disease and can be deadly, the Arecibo message turns 50, and how book bans harm kids. All that and more below! --Andrea Gawrylewski, Chief Newsletter Editor

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Exotic Powder Pulls Carbon Dioxide from the Air at a Record Rate A unique crystalline compound soaks up CO2 with great efficiency Alec Luhn

Mathematicians Discover a New Kind of Shape That's All over Nature Mathematicians have found a new kind of shape with connections to nature and art Elise Cutts

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The Surprising New History of Horse Domestication Archaeological and genetic discoveries topple long-standing ideas about the domestication of equines William T. Taylor

The Arecibo Message, Earth's First Interstellar Transmission, Turns 50 In 1974 we beamed a radio transmission into space that changed the way we think about our place in the cosmos Nadia Drake

'Bomb Cyclone' and Atmospheric River Pummels U.S. West Coast A major windstorm and an atmospheric river are set to unleash a "firehose" of precipitation from California to British Columbia Andrea Thompson, staff editor

Hypochondria Is a Real and Dangerous Illness, New Research Shows Intense health anxiety is a true mental illness and threatens lives. The good news is that it's treatable Joanne Silberner

Miaou! Curly Tails Give Cats an 'Accent' A genetic mutation makes some cats' tail curl over their back, giving them something akin to an accent when they communicate with other kitties Christa Lesté-Lasserre, contract writer

The Tooth Is Stranger Than Fiction Anglerfish have invisible fangs, narwhal tusks are extra-long canines, and more facts from the weird and wonderful study of teeth will astound you Zane Wolf, intern writer

What's the Roundest Object in the Universe? Finding a perfect sphere is actually pretty difficult Phil Plait

Climate Change Is Altering Animals' Colors Lizards in France have grown lighter in color, and so have many insects and birds across the globe. The effects of a changing climate are plainly visible throughout the animal kingdom Marta Zaraska

Book Bans Harm Kids Censoring what children read deprives them of reality and the chance to feed their curiosity and develop empathy The Editors

It's Actually Healthier to Enjoy Holiday Foods without the Anxiety Food anxiety can peak during the holidays. Here's how to manage it and enjoy yourself Allison Parshall

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