Biathlon is the most-watched winter sport in Europe, where many athletes grow up on skis and have access to biathlon ranges.

Sometimes, after an especially demanding winter workout, panting with a pounding heart rate, it can be difficult to unlatch ...

Designed for use in low-or-zero-gravity environments where conventional firearms would not work properly, this magazine-fed, pyrotechnic flashbulb technology generated a laser beam—with one variant ...