Business

Quantifying forks in Bitcoin mining—and their energy cost

Creating new cryptocurrency requires large amounts of computing power, which is used to solve cryptographic puzzles in what is known as proof-of-work mining. When two computers attempt to solve the same puzzle, the first ...

Consumer & Gadgets

Apple tries again on AI, turns to Google for help

Apple unveiled an artificial intelligence overhaul for the iPhone on Monday, turning to Google for help two years after the company stumbled in its first attempt.

Business

EU court hands Meta partial win over tech rules

Meta secured a partial victory Wednesday over the EU's powers to regulate tech giants, as a top court ruled the bloc was wrong to slap tough rules on its Facebook Marketplace platform—but threw out an appeal over Messenger.

Business

Airbnb expands into hotels, cars, groceries

Airbnb, facing tighter local regulations on short-term home rentals, announced Wednesday it is adding boutique hotels, car rentals and grocery delivery to its app in a bid to transform itself into a one-stop travel shop.

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