Anthropic Claude is one of the biggest chatbots in the world. Here's everything you need to know about Claude 4 and earlier ...

Alphabet, Amazon, Meta, and Microsoft—and, more recently, Oracle have poured money into data centres crammed full of pricey ...

Some 4.6 billion years ago, Earth was nothing like the gentle blue planet we know today. Frequent and violent celestial impacts churned its surface and interior into a seething ocean of magma—an ...