Today, model rocketry is a popular hobby, with an almost impeccable safety record. But that wasn't always the case. From the late 19th century to the late 1950s, generations of kids were taking their lives (or at least their fingers) into their own hands, setting off unsafe and unsound devices. Here's the daredevil history of model rocketry.
Se se lembram do ultra económico Digispark, um micro Arduino de apenas $10 que se tornou num enorme sucesso no Kickstarter, vão gostar de saber que agora chega-nos um novo projecto que pretende trazer-nos uma versão melhorada deste pequeno micro-sistema: o Digispark Pro.