Search for 'dark energy' could illuminate origin, evolution, fate of universe
The universe we see is only the very tip of the vast cosmic iceberg.
The universe we see is only the very tip of the vast cosmic iceberg.
Astronomy
May 3, 2021
18
57
Calling in the ultrasonic range enables small bats to orient themselves in the dark and track down tiny insects. Louder calls travel farther, improving a bat's ability to detect their prey.
Plants & Animals
Jul 13, 2020
0
338
A 50-year-old theory that began as speculation about how an alien civilization could use a black hole to generate energy has been experimentally verified for the first time in a Glasgow research lab.
General Physics
Jun 23, 2020
32
30212
Researchers at the University of Cambridge have developed a novel technique for generating single photons, by moving single electrons in a specially designed light-emitting diode (LED). This technique, reported in the journal ...
General Physics
Feb 14, 2020
0
1854
A group of researchers from the Universidad Carlos III de Madrid (UC3M), in collaboration with Chinese scientists from the University of Nanjing (NJU), have designed a new type of acoustic insulation that enables sound waves ...
General Physics
Oct 29, 2019
0
322
Researchers have used sound waves to precisely manipulate atoms and molecules, accelerating the sustainable production of breakthrough smart materials.
Materials Science
May 23, 2019
0
161
Wind turbines are a source of clean renewable energy, but some people who live nearby describe the shadow flicker, the audible sounds and the subaudible sound pressure levels as "annoying." They claim this nuisance negatively ...
Environment
Jun 5, 2018
3
28
Researchers from Clemson's Nanomaterials Institute (CNI) are one step closer to wirelessly powering the world using triboelectricity - a green energy source.
Nanomaterials
Feb 5, 2018
0
256
If you've ever lived in an apartment building or stayed in a hotel room, you are probably familiar with the inconvenience of inadequate sound absorption. Acoustic absorption refers to the absorption of sound energy by a material. ...
General Physics
Oct 6, 2017
0
250
Puget Sound is one of the best places in the United States to capture energy from tides. As water in the Sound rises and falls twice daily at high and low tide, strong underwater currents move swiftly in the narrow regions ...
Energy & Green Tech
May 31, 2017
0
9