Lasers are some of the coolest devices around. We can use them to cut things, create laser light shows, and also as a rangefinder.[Ignas] wrote in to tell us about [Berryjam’s] AMAZING write-up ...

A red laser below the barrel gives the user a better aim, as well as a bit more “pew pew” ability. The rest of the gun is pretty standard, similar to what we’ve seen before in a teardown.

Our annual report includes a five-year look at the relationship between religion-related government restrictions and social hostilities in 198 countries and territories. Fresh data delivered Saturday ...

"Pew pew pew." Lasers ... As the Navy sees it, that's the ultimate promise of laser guns: A weapon that undercuts the increasing cheapness and availability of powerful missiles and robots.