'Tree-on-a-chip,' Latest MIT Nature Inspired Chip That Works On Robots Medicine & Technology Mar 22, 2017 After successfully designing the "Tree-on-a-chip," the chip was able to maintain fluid circulation within several days. It's the device's passive pumping capability that can act as actuators for small robots.
Sunscreen Myths Debunked; Expert Warns Against 'Dangerous' Sun Protection Ideas That Only Puts One at Added Risk