The emergence of 3D printed open-source lathes marks a significant milestone in the development of cost-effective machine tools. By ingeniously combining 3D printing technology with concrete ...

ChatGPT was only the beginning. Generative AI is popping up everywhere: at work, at home, on the go. How do you sort it all out? You start right here.

Have you seen comet Tsuchinshan-ATLAS yet? If you've not been able to glimpse the bright, icy space rock that's traveled from the edge of the solar system, it's not too late. But you need to see ...

A haunting, complicated love story that adds an incredible own-voices perspective to current conversations about mental health. Obsessive, eccentric personalities Aldo and Charlotte struggle to be ...

I love adventure watches, from analog Casio G-Shocks to the Apple Watch Ultra and Garmin’s Instinct and Fenix ranges. But there hasn't really been any of the best Android smartwatches in that ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A recently ...

Comet C/2023 A3 Tsuchinshan-ATLAS was visible during sunrise at Monfrague National Park in Spain on Sept. 30. Photo: Marcos del Mazo/LightRocket via Getty Images ...