Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

Interstellar object 3I/ATLAS is heading toward Earth, making its closest approach Friday, and the United Nations’ International Asteroid Warning Network, or the IAWN, is monitoring its trajectory ...

A new mathematical equation describes the distribution of different fragment sizes when an object breaks. Remarkably, the distribution is the same for everything from bubbles to spaghetti. When you ...

A guide for the secular and the sacred alike. By Lauren Jackson I am the host of Believing. I hope you’re rested, because we’re entering the bender of December. My calendar looks like a tenuous Jenga ...

When a plate drops or a glass smashes, you're annoyed by the mess and the cost of replacing them. But for some physicists, the broken pieces are a source of fascination: Why does everything break into ...

Computer-aided design (CAD) is the go-to method for designing most of today's physical products. Engineers use CAD to turn 2D sketches into 3D models that they can then test and refine before sending ...

We’re introducing SAM 3 and SAM 3D, the newest additions to our Segment Anything Collection, which advance AI understanding of the visual world. SAM 3 enables detection and tracking of objects in ...

If you miss the donut storms the first go around, you'll need to survive until the next Storm Circle closes. You can avoid all of the donuts falling from the sky and safely pick up what you've already ...

The prototype at the end of the fabrication of an inverted quarter pyramid. Credit: Proceedings of the 38th Annual ACM Symposium on User Interface Software and Technology (2025). Knitting may seem ...

Scientists have shown that time crystals are possible over the past decade, whereas at one time it was thought to be impossible. The discovery by the Boulder team lays claim to a time crystal existing ...

It’s time to fall back again. The clock will strike 1 a.m. twice Sunday as daylight saving time once again comes to an end. Here’s what you need to know about daylight saving time and why the United ...

A pair of space probes cruising the solar system may be able to pass through the tail of the mysterious Manhattan-sized comet hurtling towards Earth — but only if the scientists operating them act ...