ultra-thin solar cells
New ultra-thin solar cells could be the future of space power
deep brain stimulator
New deep brain stimulator is powered automatically by breathing
smart tattoos
“SkinKit” lets ordinary people build their own “smart tattoos”
A new material called a mechanical neural network can learn and change its physical properties
window coating
Quantum computer designs heat-radiating window coating
newborn hearing screening
These earbuds can tell if a newborn has hearing problems
electric tricycle
This amphibious electric tricycle (and camper) costs $14,600 
rooftop wind energy
New motionless tech harnesses wind energy from rooftops
whitest paint
World’s whitest paint is now thin enough for cars, planes
Paradox-free time travel is “logically” possible, say physicists