Using high school trigonometry combined with knowledge of four-quadrant multipliers to form a frequency quadrupler.

What's CODE SWITCH? It's the fearless conversations about race that you've been waiting for. Hosted by journalists of color, our podcast tackles the subject of race with empathy and humor. We explore ...

Using ChatGPT is a lot simpler than you think, and there are many ways to make it work best for you. Amanda Smith is a freelance journalist and writer. She reports on culture, society, human interest ...

Back in 1966, a suitable toy for a geeky kid was a radio kit. You could find simple crystal radio sets or some more advanced ...

Hyperspectral cameras aren’t commonplace items; they capture spectral data for each of their pixels. While commercial hyperspectral cameras often start in the tens of thousands of dollars, ...