What goes up must come down. And what goes way, way up can come down way, way too fast to survive the sudden stop. That’s why [Tom Stanton] built an altitude recording projectile into an oversized ...

Engineer and YouTuber Colin Furze has a reputation for building devices and mobiles that are exceptionally dangerous to operate. Such as this spinning knife-belt, or this 360-degree backyard swing.

Anyone who has fancied owning their very own medieval trebuchet may be interested in a new kit that has launched over on the Kickstarter crowdfunding website starting at just $29, allowing you to ...

Source: NOVA: "Secrets of Lost Empires II: Medieval Siege" This media asset was adapted from NOVA: "Secrets of Lost Empires II: Medieval Siege" In medieval times, one of the most fearsome weapons was ...

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