In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

During femtosecond laser fabrication, photons are mainly absorbed by electrons, and the subsequent energy transfer from electrons to ions is of picosecond order. Hence, lattice motion is negligible ...

The Pulse Newsletter 📣 | This is The Athletic’s daily sports newsletter. Sign up here to receive The Pulse directly in your inbox. Good morning! Congrats, I guess, to the 65.4 percent of you who ...

Katherine Bourzac is a freelance journalist in San Francisco, California. Proteins’ functions are closely tied to their often-complex 3D structures. Some have specialized pockets or protrusions that ...

7 Best AI Art Generators (2026): Top Tools for Stunning Digital Art Your email has been sent This is a comprehensive list of the best AI art generators. Explore the advanced technology that transforms ...

Nearly ten years after the Pulse massacre, the nightclub where 49 people were killed has finally been demolished. The milestone marks a new stage in the creation of a permanent memorial at the site.