In the era of sophisticated long-range air-to-air missiles, cannons on aircraft may seem quaint—but they still serve a vital purpose.

The Norwegian industrial heat pump specialist said its HoegTemp system has a heat supply capacity of 0.2 MW to 5 MW and a coefficient of performance of up to 2.16.

PopSci editors swear by TheraGuns and other Therabody recovery gear. Grab it for half-off during Amazon's Cyber Monday sale.

Few things are more exciting in a movie than a stellar shootout, and we've put together a list of the best movie shootouts of ...

The legendary inventor of the Super Soaker, Lonnie Johnson, is refining technology in Atlanta that he thinks could help the planet reduce energy waste.

Even if you want to get faster on the bike, copying pro cyclists isn't always advisable...But is their latest training tool ...

The handgun used in the ambush of two National Guard members in Washington, D.C., on Wednesday was a .357 Smith & Wesson ...