Swarms of tiny robots coordinate to achieve ant-like feats of strength
The sand-grain-sized robots work cooperatively, similar to antsJeong Jae Wie et al. Swarms of tiny robots guided ...
Temporary scalp tattoo can be used to record brain activity
Tattoos printed onto a person’s scalp can detect electrical activity in the brain and carry signals ...
Banning scary-sounding ideas can comfort but does more harm than good
Yuichiro Chino/Getty Images In 1818, Mary Shelley invented a technology that has been used for both good ...