Engineers developed a method to grow artificial muscle tissue that twitches and flexes in multiple, coordinated directions. These tissues could be useful for building 'biohybrid' robots powered by ...
Scientists discovered a hummingbird chick that twitches like a caterpillar. This behavior scares off predators.
一些您可能无法访问的结果已被隐去。
显示无法访问的结果