Interesting Engineering on MSN

DIY solar air conditioner freezes 2.5MJ ice to deliver 700W off-grid cooling

Air conditioning accounts for roughly 10 percent of global electricity consumption, and that figure ...
Science Daily

This tiny implant, smaller than a grain of salt, can read your brain

A new neural implant is so small it can rest on a grain of salt, yet it can track and wirelessly transmit brain activity for ...