Disposable endoscopic camera is the size of a grain of salt

Disposable endoscopic camera is the size of a grain of salt: "Tiny video cameras mounted on the end of long thin fiber optic cables, commonly known as endoscopes, have proven invaluable to doctors and researchers wishing to peer inside the human body. Endoscopes can be rather pricey, however, and like anything else that gets put inside peoples' bodies, need to be sanitized after each use."

x-Ar exoskeleton takes the weight off your arm

x-Ar exoskeleton takes the weight off your arm: "If you've seen Avatar or Aliens, then you've seen futuristic versions of exoskeletons – mechanical systems that human users wear over their bodies, to augment their own physical abilities. While exoskeletons are already available and in use today, they're sometimes a bit more machine than what is needed."

x-Ar exoskeleton takes the weight off your arm

x-Ar exoskeleton takes the weight off your arm: "If you've seen Avatar or Aliens, then you've seen futuristic versions of exoskeletons – mechanical systems that human users wear over their bodies, to augment their own physical abilities. While exoskeletons are already available and in use today, they're sometimes a bit more machine than what is needed."

New model explains mystery of missing sunspots

New model explains mystery of missing sunspots: "Direct observation of sunspots has, more or less, been going on continuously since they were first observed in the seventeenth century. So, you can imagine the puzzled expressions on the faces of astronomers the world over when the phenomena all-but disappeared from view for a couple of years recently."

Like a Swiss Army Knife you can ride: The Voltitude folding electric bike

Like a Swiss Army Knife you can ride: The Voltitude folding electric bike: "Last January, we said that the Robrady-designed db0 was one of the best folding electric bikes we'd seen. The Swiss entry into the market has turned its back on this traditional bicycle-with-motor design in favor of a folding pedal-electric assist scooter. Users are said to be able to fold or unfold the Voltitude bike in about one second, and with one hand, thanks to its unique EasyFold system."