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Apple knows exactly how much you use its apps
This AI can harness sound to reveal the structure of unseen spaces
Ancient ivory comb shows that self-care is as old as time
Meta lays off more than 11,000 employees after ‘worst downturn’ in company’s history
Why the 1.5-degree-Celsius climate goal still matters
Ukraine is getting upgraded Soviet T-72B tanks
One of nature’s tiniest acrobats inspired a leaping robot
Inside the ambitious project to turn a 1961 Volvo into a powerful modern hybrid
Pig bystanders are pretty good at resolving anxiety and conflict in the pen
Do high-tops elevate athletic performance?