Science

New device taps brain signals to help stroke patients regain hand function
After a stroke, people often lose dexterity in one hand. Now, the Food and Drug Administration has authorized a device that can restore function by encouraging the brain to rewire.
Detectives just used DNA to solve a 1956 double homicide. They may have made history
It's one of the oldest criminal cases cracked with the new DNA technology. The murders of teen sweethearts Lloyd Duane Bogle and Patricia Kalitzke in Montana had gone unsolved for more than 60 years.
Coming soon to an atlas near you: A fifth ocean
National Geographic has recognized the Southern Ocean as the fifth official ocean. The cartographic update doesn't surprise researchers who study the importance of the waters surrounding Antarctica.