Scientists and engineers around the world are slowly but steadily improving brain-controlled artificial limbs hoping to make them more affordable to patients. Researchers at the Swiss Federal Institute of Technology – EPFL - say their lightweight artificial hand may someday help paraplegic patients be able to feed themselves. VOA’s George Putic explains.
This year’s flu season in the U.S. is the worst in 15 years and health officials predict there are weeks of sickness ahead. One company’s “smart thermometer” is tracking how the flu is spreading across the country in real time by gathering data every time someone takes a temperature. Michelle Quinn reports.