“Don’t try to understand it,” a scientist tells the protagonist of Tenet, as she briefly explains the physics of Christopher Nolan’s $US205 ($271)-million, time-travelling spy thriller. Sure, the physics is often unrealistic and confusing, but it’s fascinating. And with its many Easter eggs, Tenet sets up some nice jumping-off points for Wikipedia rabbit holes. (Sator…
If you want to hear something very quiet, you need to reduce the ambient volume of your surroundings. For quantum physicists, though, that meant creating the world’s quietest gas.