In the world of ham radio, a “Fox Hunt” is a game where participants are tasked with finding a hidden transmitter through direction finding. Naturally, the game is more challenging when you’re on the ...

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...

Solar eclipses thrill skywatchers every year. You just have to be in the right place at the right time. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...