The seemingly indestructible fists of the mantis shrimp can take a punch
The mantis shrimp comes equipped with its own weapons. It has claws that look like permanently clenched fists that are known as dactyl clubs. But when it smashes the shells of its prey, these fists ...
Hackaday5 年
Building An Ergonomic Keyboard
He was inspired by a colleague’s Ergodox, but balked at the price. Then he found the Dactyl, an open source 3D printed keyboard in two halves, and resolved to build his own. Unlike the Dactyl ...
Physics World1 个月
‘Phononic shield’ protects mantis shrimp from its own shock waves
Their findings, which they obtained by using ultrasonic techniques to investigate surface and bulk wave propagation in the shrimp’s dactyl club, could lead to novel advanced protective materials for ...
The Jerusalem Post Blogs1 个月
Mantis shrimps punch at bullet speed. How can they take it?
These methods allowed them to analyze how stress waves propagate through the mantis shrimp's dactyl club with great precision. The mantis shrimp's dactyl clubs—claw-like appendages used to ...
Yahoo1 个月
Animal kingdom's most powerful puncher generates a 'phononic shield' to protect itself
They use hammer-like fists, or dactyl clubs, to shatter prey's shells. The strike is so strong it can even break aquarium glass, delivering a force comparable to a .22 caliber bullet. But because ...