Investments in cybersecurity startups took off in 2025 as venture capital firms focused not just on AI-native tech but on talent as well.

The International Mathematical Olympiad (IMO) is a prestigious competition featuring talented high school students from around the world, in which competitors solve complicated mathematical problems.

Experts gave AI 10 math problems to solve in a week. OpenAI, researchers and amateurs all gave it their best shot ...

Recently, two of the most popular podcasters in the world sat down to discuss an issue currently preoccupying demographers around the world: what is to be done about declining birth rates. The Diary ...

The iOS 26.2.1 update that Apple released today further addresses an issue preventing some older mobile phones from being able to make emergency calls. Back in December, there was a technical failure ...

When I reviewed the Switch 2 back in June, I noted that the lack of any sort of extended grip on the extremely thin Joy-Con 2 controllers made them relatively awkward to hold, both when connected to ...

A version of this story appeared in CNN Business’ Nightcap newsletter. To get it in your inbox, sign up for free here. The annual World Economic Forum confab known as Davos has always had an optics ...

Illustrating physics problems with Web VPython in Python. Learn how to build clear 3D visualizations for motion and forces, and bring physics concepts to life with interactive animations and simple ...

Over the weekend, Neel Somani, who is a software engineer, former quant researcher, and a startup founder, was testing the math skills of OpenAI’s new model when he made an unexpected discovery. After ...

The White House renews its pressure campaign to take Greenland. But what military access to the island can't already be negotiated? Plus, the CDC drops several shots from its childhood vaccine ...