The coldest burst of Arctic air this season is coming to put an icy exclamation point on America's winter of repeated polar vortex invasions, meteorologists warn. And it will stay frozen there all ...

OpenAI has effectively canceled the release of o3, which was slated to be the company’s next major AI model, in favor of what CEO Sam Altman is calling a “simplified” product offering.

The easy answer is a deep southward dip in the polar jet stream that typically rings the globe at higher latitudes but is known to create havoc when it wobbles out of its normal circular pattern.

On the twelfth and final livestream of the company’s 12 Days of OpenAI event, CEO Sam Altman revealed the o1’s successor model, dubbed o3 to avoid a copyright battle with a UK telecom.

In response to pressure from rivals including Chinese AI company DeepSeek, OpenAI is changing the way its newest AI model, o3-mini, communicates its step-by-step “thought” process. On Thursday ...

As someone who's spent countless hours testing ChatGPT's capabilities, I can confidently say that o3-mini is a game-changer for complex reasoning tasks. This compact yet powerful model ...