Advanced Cell Technology is testing a stem-cell treatment for blindness that could preserve vision and potentially reverse vision loss.
Because China relies so heavily on coal for power, electric vehicles aren’t necessarily an improvement over gasoline-powered cars.
A Brazilian neuroscientist says brain-controlled robotics will let the paralyzed walk again.
Three years after the Fukushima disaster, some countries are pulling back from nuclear power while others grow capacity.
An old idea for treating cancer is yielding impressive results on cancer patients—and lots of attention from drug companies.
A flexible electronic skin patch has strain gauges to measure tremors, and heating elements to release drugs held inside nanoparticles.
Biotech turns to DNA editing technology to engineer easier-to-digest plants for farm animals.
Game theory suggests the rules governing Bitcoin may need to be updated if the currency is to endure.
The travails of a Chinese telecom company show how spying charges could hurt U.S. firms.
Prime ministers, business executives, and ordinary citizens clamor for phones that can’t be snooped on.