fingerprint

This 18-Year-Old Invented a Smart Gun That Activates Only Through Fingerprints

While most teens are busy posting selfies and playing video games, this 18-year-old boy invented a smart gun that could…

February 19, 2016

Smart Guy Builds Real-Life Version of Thor’s Hammer Only He Can Wield

This guy just built a cool Mjolnir replica that only he can lift

October 16, 2015

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