PFAS, a family of highly fluorinated substances, represent a danger for humans and the environment. Particularly problematic members of this family, such as perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) ...
Polymers
Oct 27, 2023
1
39
Researchers have found a new way to measure dark energy—the mysterious force that makes up more than two-thirds of the universe and is responsible for its accelerating expansion—in our own cosmic backyard.
Astronomy
Aug 14, 2023
0
82
Researchers from the University of Tokyo and Stanford University show what differentiates slow and fast earthquakes and how their magnitudes vary with time.
Earth Sciences
Jul 31, 2023
0
172
For nearly a century, dark matter has continued to evade direct detection, pushing scientists to come up with even more creative methods of searching. Increasingly sensitive detection experiments are a major undertaking, ...
Astronomy
Jul 28, 2023
54
407
In the search for life elsewhere in the universe, scientists have traditionally looked for planets with liquid water at their surface. But, rather than flowing as oceans and rivers, much of a planet's water can be locked ...
Astronomy
Mar 15, 2023
0
343
In the absence of direct observations of extraterrestrial life, scientists often focus on searching for biosignatures, chemical by-products of life, that can be detected with remote sensing. Although Mars has received the ...
Astrobiology
Dec 2, 2022
1
108
It may be known as a rocky, red planet but evidence is mounting that salty water exists at the base of polar deposits on Mars.
Planetary Sciences
Nov 3, 2022
3
197
The riskiest instrument is the voice, at least when it comes to spreading viruses such as SARS-CoV2. Compared to breathing quietly, during singing or speaking infected people release more than 500 times particles into the ...
General Physics
Sep 23, 2022
0
193
The fate of the world's biggest ice sheet still rests in our hands if global temperature increases are kept below the upper limit set by the Paris Agreement on climate change.
Earth Sciences
Aug 10, 2022
0
189
How fast can electronics be? When computer chips work with ever shorter signals and time intervals, at some point they come up against physical limits. The quantum-mechanical processes that enable the generation of electric ...
Quantum Physics
Mar 25, 2022
1
987
