A simple burst of visible light can now create skin-safe electrodes that could transform medical and wearable electronics.

The modern manicure has become a ritual — a small luxury that punctuates busy weeks with an hour of calm, color, and care. Gel polish changed that ritual forever, offering glossy, chip-resistant nails ...

Discover how to build a magnetic repulsion motor capable of lighting LED bulbs using only magnets and basic components. This step-by-step tutorial covers the construction of the magnetic base, the ...

Here at Hackaday, we love a good art piece, whether that involves light or sound. Combining both is a sure-fire way to get our attention, and [Eirik Brandal] did just that with his Void Extrusion ...

Google's Nano Banana Pro earned a near-perfect score. ChatGPT image ranked second; others often mangled text and faces. Nine tough prompts reveal which AIs are worth subscribing to. When generative AI ...

On February 2nd, 2025, computer scientist and OpenAI co-founder Andrej Karpathy made a flippant tweet that launched a new phrase into the internet’s collective consciousness. He posted that he’d ...