If you’re an enthusiast of Pogo Sticks, you may have been wondering whatever happened to the 2002 US patent application from inventors John Hackworth, Kirk Hackworth and Mark Soderberg for their tripodic Pogo Device . “A more stable pogo stick device, which may or may not be steerable, employs multiple spring legs, at least one […]
Tag: jump
A British fascination: parachute failure
Britain continues to be fascinated with parachute jump failure. Here are two examples, one new, one old: “How to survive a parachute failure“—BBC News, 2018. and “Parachute use to prevent death and major trauma related to gravitational challenge: systematic review of randomised controlled trials” —British Medical Journal, 2003. (Thanks to IanVisits for bringing the new […]
The Measured Jumps of a Regal Jumping Spider
How much jumping would a jumping spider jump if a bunch of scientists made her keep jumping? One answer to that, involving one spider—a regal jumping spider—appears in this study, and in an accompanying video: “Energy and Time Optimal Trajectories in Exploratory Jumps of the Spider Phidippus regius,” Mostafa R.A. Nabawy, Girupakaran Sivalingam, Russell J. Garwood, […]
Towards a robotic jumping flea (new study)
A South Korean research team, Gwang-Pil Jung and Kyu-Jin Cho, (School of Mechanical and Aerospace Engineering/Institute of Advanced Machines and Design, Seoul National University) and Hong-Cheol Choi (Department of Physics and Chemistry, Korea Military Academy, Seoul) have made progress towards the development of jumping flea robot. “Inspired by the relationship between leg compliance and jumping […]