chills
Cool Coating Chills in Sunlight
A thin film coating can chill a vat of water to 15 degress Fahrenheit cooler than its surroundings, by absorbing—and then emitting—the sun's infrared rays. Chri…
Bad bots, cheeky ransoms, and good deepfakes
Ransom acts of kindness are top of our mind, as we also explore how bad bots are hogging more and more of the internet's activity, and look at how deepfakes cou…





