Autocracy wasn’t inevitable in early civilizations — many were more egalitarian. But when riches were there to monopolize, strongmen and inequalities emerged.

Assisted by AI, companies have more options than ever to track employees, minute by minute, keystroke by keystroke. Does this have the desired effect?

Scientists are investigating what the various sounds mean — and discovering that the creatures may be more like birds and mammals than once thought

It depends. Though water consumption by data centers pales in comparison to that of some other industries, it’s a problem in water-stressed regions. Water-saving cooling technologies could help.