Inelastic scattering off moving or oscillating density fluctuations leads to broadening of radio signals propagating in the solar corona and solar wind. Using an anisotropic density fluctuation model from the kinetic scattering ...
Astronomy
Jul 2, 2024
0
3
Month after month, global temperatures are setting new records. Meanwhile, scientists and climate policymakers warn of the growing likelihood that the planet will soon exceed the warming target set at the landmark Paris 2015 ...
Environment
Jun 6, 2024
0
59
Terahertz waves, known as non-ionizing radiation, can turn into ionization radiation when sufficiently many terahertz photons are focused in space and time. A team led by scientists in Korea and the U.S. has created the world's ...
Optics & Photonics
May 28, 2024
0
32
Waves wash over abandoned homes in a Mexican village slowly being swallowed by the sea—a symbol of the climate change effects being felt by the major fossil fuel producer.
Environment
May 28, 2024
0
9
AMOLF researchers, in collaboration with Delft University of Technology, have succeeded in bringing light waves to a halt by deforming the two-dimensional photonic crystal that contains them. The researchers show that even ...
Optics & Photonics
Apr 24, 2024
3
148
Researchers in North Carolina have created a simulation model to analyze how coastal management activities meant to protect barrier islands from sea-level rise can disrupt the natural processes that are keeping barrier islands ...
Earth Sciences
Apr 24, 2024
0
69
It's an exciting time for the fields of astronomy, astrophysics, and cosmology. Thanks to cutting-edge observatories, instruments, and new techniques, scientists are getting closer to experimentally verifying theories that ...
Astronomy
Apr 15, 2024
0
37
A new study greatly reduces uncertainty in climate change predictions, a move economists say could save the world trillions in adaptations for a hotter future. The study, published in the journal Nature Communications, considers ...
Earth Sciences
Mar 28, 2024
1
79
In some parts of Australia, coastal dunes are retreating from the ocean at an alarming rate, as waves carve up the beach and wind blows the sand inland. But coastal communities are largely oblivious to the changes.
Earth Sciences
Mar 28, 2024
0
52
Exploring wave propagation and localization in various media has been a core focus in optics and acoustics. Specifically, in photonics and phononics, scientists have been dedicated to understanding and controlling the behavior ...
Optics & Photonics
Mar 22, 2024
0
18
