New technologies for mobile devices may use ultrasonic sound waves for a variety of purposes, from charging your phone when you enter your room to collecting data on which advertisements you watch. Pest deterrents, dog controllers, ...
Other
May 9, 2018
0
4
Infrasound waves oscillate at frequencies humans can't hear, but they're extremely useful for monitoring nuclear blasts because infrasound decays so slowly within our atmosphere that it can wrap around Earth multiple times. ...
Earth Sciences
May 8, 2018
0
57
Have you ever turned the dial on the radio or switched the television channel because you found the quality of the presenter's voice grating? What is it about a person's voice that can be soothing, aggravating or even sensual? ...
Social Sciences
May 8, 2018
0
15
It's very difficult to determine when, how and why human language began. While fossil primates provide important clues about human evolution, the sounds they made and the soft tissue involved in making those sounds weren't ...
Plants & Animals
May 8, 2018
1
52
Using both ears to hear increases speech recognition and improves sound localization. In essence, it helps you to identify a friend's voice so you can follow her amusing anecdote over the din of a cocktail party. Ruth Litovsky, ...
Engineering
May 8, 2018
0
7
While it is obvious that things like boats and other water vehicles can be heard by marine life under the water, what about human activities like swimming, canoeing and scuba diving?
General Physics
May 7, 2018
0
14
Overhearing conversations from nearby workstations can be one of the most distracting aspects of working in an open-plan office. To make these environments less noisy, while still providing acoustic support for speaking and ...
General Physics
May 7, 2018
0
16
The hauntingly beautiful "wailing" sounds of early New Orleans jazz clarinets, often featured in brass bands or jazz funerals, are one of the most distinctive instrument styles in American music. The unique sound begs the ...
General Physics
Dec 6, 2017
0
25
The acoustics of a political speech delivery are known to be a powerful influencer of voter preferences, perhaps giving some credence to the saying, "It's not what you say, but how you say it." Vocal disorders change the ...
Social Sciences
Dec 6, 2017
0
3
Just like humans, marine life experiences constant stress. They face threats of competition, the fear of predation and a growing list of anthropogenically induced stressors. Humans have contributed to rising ocean temperatures, ...
Ecology
Dec 6, 2017
0
3
