Storage Drop has announced the approval of its patent for the Hydraulic Compressed Air Energy Storage System by the United States Patent and Trademark Office, effective until December 2040. This ...

An innovative circuit design could enable miniature devices, such as microdrones and other microrobotics, to be powered for longer periods of time while staying lightweight and compact. Using ...

Researchers demonstrated the first fully 3D-printed, droplet-emitting electrospray engine. The low-cost device can be fabricated more quickly than traditional thrusters, potentially from on board a ...