Astronomers are watching the astronomical equivalent of an instant replay of a spectacular outburst from the unstable, behemoth double-star system Eta Carinae, which was initially seen on Earth nearly 170 years ago. Astrophysicists ...
Astronomy
Feb 15, 2012
1
0
(PhysOrg.com) -- Since Galileo first pointed a telescope at the sky 400 years ago, a myriad of technological advances have allowed astronomers to look at very faint objects, very distant objects, and even light that's invisible ...
Astronomy
Mar 31, 2010
4
0
Unlike most animals that rely on visual senses, bats navigate and locate prey or obstacles through echolocation. By emitting sounds and comparing them to the reflected echoes, bats can "visualize" movement in the environment. ...
Plants & Animals
Feb 28, 2024
0
23
The quantum realm of atomic particles is embedded with randomness. Still, precise control of quantum systems, such as quantum computers, is of great importance for modern quantum science and prospective quantum technology.
Condensed Matter
Dec 1, 2022
0
251
When a star explodes (a supernova), it sends its intense burst of light out in all directions. On rare occasions, in the months and years that follow, rings of light or "light echoes" spread out from the original supernova ...
Astronomy
Oct 28, 2022
1
574
In a multidisciplinary project, researchers at the Georgia Institute of Technology and Georgia Tech-Lorraine used terahertz imaging and signal processing techniques to look beneath the corroded surface of a 16th-century lead ...
Archaeology
Apr 25, 2022
0
248
Wingtips of certain species of silkmoth are structured to reflect sound and throw off attackers, according to a new study.
Plants & Animals
Sep 9, 2021
1
505
By cleverly analyzing the results, the algorithm can deduce the shape, size and layout of a room, as well as pick out in the presence of objects or people. The results are displayed as a video feed which turns the echo data ...
General Physics
Apr 30, 2021
0
87
An international research team has taken a seat on the backs of wild bats to experience their world through echoes recorded by 3-gram computers.
Plants & Animals
Mar 3, 2021
0
399
Aggressive political messaging can work against candidates by radicalizing supporters and alienating moderates, according to a Dartmouth study.
Political science
Dec 15, 2020
0
282
