A norovirus that left officials at the Pyeongchang Olympics scrambling to contain it means athletes might have more to worry about than just going for the gold. More than 100 people have come down with this dreaded stomach bug. VOA's Carol Pearson tells us what it is, how it spreads and what precautions athletes and others can take to keep the virus in check.
When two people see things the same way, it is often said that they are "operating on the same wavelength." That concept recently got a scientific stamp of approval when researchers at the University of Cambridge found that adults' and infants' brainwaves synchronize when they look at each other's eyes while singing a nursery rhyme. VOA's George Putic has more.