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How Beatboxers Produce Sound: Using Real-Time MRI to Understand

Beatboxing is a musical art form in which performers use their vocal tract to create percussive sounds, and a team of researchers is using real-time MRI to study the production of beatboxing sounds. Timothy Greer will describe their work showing how...
1-Nov-2018 10:05 AM EDT Add to Favorites

How Do Babies Laugh? Like Chimps!

Few things can delight an adult more easily than the uninhibited, effervescent laughter of a baby. Yet baby laughter, a new study shows, differs from adult laughter in a key way: Babies laugh as they both exhale and inhale, in a manner that is...
1-Nov-2018 10:05 AM EDT Add to Favorites

Preschool Children Show Awake Responses to Nap Time Nonsense Words

Hearing has long been suspected as being "on" all the time -- even in our sleep. Sounds that occur during the night have a way of registering in the brain. Now scientists are reporting results on what is heard and not heard during sleep and what...
2-Nov-2018 9:25 AM EDT Add to Favorites

For Adults, the Terrible Twos are a Confusing Earful

Here's another reason you might be exhausted after that preschool birthday party: Your brain had to work to figure out who actually asked for more ice cream. "What we found with two-and-a-half-year-olds is that it's amazingly hard for adults to...
1-Nov-2018 9:00 AM EDT Add to Favorites

Bats v. Dolphins – The Ultimate Battle of Sonar Systems

To find ways to improve man-made active sensing, scientists worldwide study the sonar systems of bats and dolphins. During the Acoustical Society of America's 176th Meeting, Nov. 5-9, Laura Kloepper will compare bat and dolphin sonar systems,...
31-Oct-2018 2:05 PM EDT Add to Favorites

Orcasound: A Citizen Science Tool for Whale Research

Computer algorithms are playing a growing role in analyzing hydrophone audio data when monitoring marine life, but human listeners can complement and enhance these algorithms. A project known as Orcasound has produced a web application that will...
1-Nov-2018 8:50 AM EDT Add to Favorites

Moths Survive Bat Predation Through Acoustic Camouflage Fur

Moths are a mainstay food source for bats, which use echolocation to hunt their prey. Scientists are studying how moths have evolved passive defenses over millions of years to resist their primary predators. While some moths have evolved ears that...
31-Oct-2018 10:05 AM EDT Add to Favorites

Deconstructing Crowd Noise at College Basketball Games

With thousands of fans, college basketball games can be almost deafeningly loud. Some arenas have decibel meters, which can provide some indication of the noise generated. Researchers at Brigham Young University wanted to see whether machine...
1-Nov-2018 10:00 AM EDT Add to Favorites

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