The World Was Cooler in 2021 Than 2020. That’s Not Good News
The global temperature was down, thanks to La Niña, but it was still the sixth-hottest year on record. And 2 billion people had their warmest year yet. https://bit.ly/3req0KJ
Cells in the placenta have an unusual trick for activating gentle immune defenses and keeping them turned on when no infection is present. It involves crafting and deploying a fake virus. https://www.wired.com/story/during-pregnancy-the-placenta-hacks-the-immune-system-to-protect-the-fetus/?utm_source=dlvr.it&utm_medium=blogger
These 2-in-1 computers upgrade the norm with touchscreen displays, 360-degree hinges, and detachable keyboards. https://www.wired.com/gallery/best-2-in-1-laptops/?utm_source=dlvr.it&utm_medium=blogger
Calculating angular velocity and the moment of inertia isn’t quite as hard as competing in the Olympic gymnastics tournament—but it’s pretty darn tough. https://bit.ly/3kUqrIr