All of our gadgets suck down an enormous amount of energy. But a new discovery--using magnets to power them--could make them almost impossibly efficient.READ»
Imagine zipping above the sidewalk crowds in a personal transporter pod suspended from a two foot wide cable propelled by a magnetic field. It's not as far-fetched as you may think. A California startup called Unimodal is building ...READ»
Here's a medical innovation that's pretty amazing: It's a blood filter that could actually reduce deaths from sepsis in hospitals. The system works by removing dangerous bacteria not by using fine porous filtration, but instead the ...READ»
