Even when we know, rationally, that violent crime is rare, that doesn’t stop us from getting the creeps sometimes, such as in a poorly lit or deserted parking garage.
Music training, introduced as late as high school, may help improve how a teenager’s brain responds to sound and could sharpen their hearing and language skills, too.
Reality TV has a way of highlighting the worst in people, even when they genuinely think they’re doing their best. “American Idol” is just one example, in which contestants who can’t carry a tune are shocked when told they can’t sing.
In this video, a NASA astronaut makes water shift shapes using the power of sound waves onboard the International Space Station (ISS) about 250 miles (400 km) above the Earth.