weapon

Polish PL-01 concept tank looks like something out of a video game

Polish PL-01 concept tank looks like something out of a video game

Poland is working with partners to create the tank of the future. The concept is called the PL-01 and it looks like something that you would pilot around in a futuristic version of the video game Battlefield. As you might guess from the design of the tank, it is intended to have a very low infrared, radar, and visual signature. That means that the tank has lot of angles like a Stealth fighter to reduce its radar signature.

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Real “Pacifist Sword” sakabato discovered, studied in Japan

Real “Pacifist Sword” sakabato discovered, studied in Japan

According to the Anime (and Manga) Rurouni Kenshin, there's a mythical sword by the name of "sakabato" out there in the wild, one made only for the warrior most dedicated to pacifism. With the blade cut into the back side of the curve in this katana rather than the front, it's only as a final resort that the warrior takes to cutting their opponent. A real-life version of a sword just like this has been discovered in a family storage cellar in Japan this week.

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Second 3D-printed gun fires off first round successfully

Second 3D-printed gun fires off first round successfully

You may have seen and heard about the Liberator, a fully 3D-printed gun that earned the "world's first" moniker and was created by law student. However, one of the setbacks was that it could only fire one shot before the plastic destroyed itself. However, a new modified version of the Liberator has appeared, and it was able to fire off a full clip without skipping a beat -- eight bullets in total before parts were replaced.

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Torrented 3D-printed gun blueprints shows Internet can’t be silenced

Torrented 3D-printed gun blueprints shows Internet can’t be silenced

In case you missed it, yesterday the Department of Defense went after the much-publicized "The Liberator" 3D-printed gun, which has been successfully tested and can be created entirely (with the exception of the firing pin) with ABS plastic and a 3D printer. According to the US Department of Defense Trade Controls, the company responsible for the gun - Defense Distributed - could have violated the International Traffic in Arms Regulation by distributing the CAD file without authorization under the Arms Export Control Act. As a result, the file was pulled the same day it went live, but not after having been downloaded over 100,000 times. Now it has reached torrent websites, and there's no taking it back.

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Department of Defense gives banhammer to 3D-printed gun blueprints

Department of Defense gives banhammer to 3D-printed gun blueprints

It was the summer of 2012 when the first news of a 3D-printed gun surfaced, an assault rifle-style .22 that appeared on a message board devoted to the love of firearms. That weapon was believed to be the first 3D-printed gun successfully fired, but its fame was short lived, with The Liberator having caught popular attention soon after for being the first fully 3D-printed firearm. After being successfully fired, the company behind it - Defense Distributed - released the blueprints for anyone to download, something the Department of Defense has already stymied.

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Researchers discover correlation between bullet speed and number of cracks in glass

Researchers discover correlation between bullet speed and number of cracks in glass

Scientists and researchers at Aix-Marseille University have conducted a study that claims there is a correlation between a bullet's speed and the number of cracks in a glass window where the bullet went through. After shooting at over 100 plexiglass plates, the researchers have concluded that the number of cracks tells us something about how fast the bullet penetrated through.

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Liberator 3-D printed gun gets test fired

Liberator 3-D printed gun gets test fired

We have talked about the 3-D printed gun making company called Defense Distributed. These guys have designed components for weapons in the past that are made using standard 3-D printers. In the past, the company has worked on making individual components for existing weapons, recently it test fired its first fully 3-D printed gun. Things didn't end too well for that prototype weapon.

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