Inventions

Hair-thin spine stimulator could relieve severe back pain
Blood test can quickly tell if a targeted cancer therapy works
Vibrating “thimble” could improve balance in seniors
These shelf-stable French fries last 90 days at room temp
Google unveils “magic window” for 3D video chat
IBM's faster, more powerful microchips
A “Lite-Brite” for DNA data storage
Stanford’s ankle exoskeleton lets you walk 40% faster
Scientists may have found the secret to invisibility
Implantable oxygen monitor could track deep-lying tumors