A flat bike helmet, a robotic exoskeleton, and more.
- A Personal Electric Airplane That Won't Need A Runway
- 360-Degree Infrared Vision
- Stash Your Bike Helmet In A Briefcase
- A Powerful, Portable, And Affordable Robotic Exoskeleton
- Control An Old, Unruly Radiator With A Smartphone
- An Electronic Studio At Guitarists' Fingertips
- Seal Combat Wounds In 15 Seconds
- Charge Gadgets With Your Footsteps
- A Cryogenic Engine Powered By Heat
**Randal Koene is recruiting top neuroscientists to help him upload our brains to a computer, in the name of humanity. **By Adam Piore
**The rise and fall of scientific ideas. **By Katie Peek
Massive space rocks hurtle past Earth with frightening regularity. Some scientists want to deflect them. Others want to drag one closer. By James Vlahos
