a-z-animals5d
These Tiny Frogs are Yawning — But Not Because They’re Sleepy
It’s your body’s way of keeping you awake, if only briefly. But what about other animals yawning? In the video above, a cute little rain frog looks ready for bed. It yawns big, but it’s not for the ...
C&EN3d
Bionic Wet Adhesive Surface with Micronano Hierarchical Structure for Robust Biosignal Monitoring
School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, PR China ...