Add Yahoo as a preferred source to see more of our stories on Google. This screen grab from a YouTube video, initially circulated in Russian Telegram channels, shows a small Russian drone spitting ...

Aerogel is one of the lightest materials on Earth yet it can resist fire and a flamethrower test shows how it reacts to extreme heat. Hunter dead after being shot by fellow hunter in Pennsylvania ...

The science pros at TKOR test whether cinnamon can actually produce a flamethrower-like effect safely.