Proof of work validates transactions on a blockchain by miners solving hash puzzles. Bitcoin uses proof of work, rewarding miners with coins for adding blocks. Proof of stake offers a less ...

WASHINGTON, D.C. — The White House on Monday said a US version of TikTok would feature a homegrown model of the app's prized algorithm, potentially clearing one of the main obstacles to keeping the ...

Every day there’s a new worry about artificial intelligence. AI girlfriends. AI therapists. AI job losses. AI environmental costs. Well, I have a new worry to top them all. AI nuclear war. Last week, ...