Nanograined metals and alloys, whose grain size is less than 100 nm, exhibit extremely high strength and high ductility, possessing excellent mechanical properties. Nanograined materials, however, have a large number of grain ...
Materials Science
Mar 16, 2021
0
9
Looking up at the starry sky, the deep Universe appears quiet and mysterious. It is hard to imagine that the ancient dwarf galaxy Enceladus violently collided and was torn apart by our own Milky Way Galaxy, leaving behind ...
Astronomy
Mar 16, 2021
1
30
Lightning strikes were just as important as meteorites in creating the perfect conditions for life to emerge on Earth, geologists say.
Earth Sciences
Mar 16, 2021
19
684
A quadruple fusion optical and ultrasound imaging system has been developed that allows diagnosis of eye conditions or tumors or to see the environment inside the body using a transparent ultrasound transducer.
Optics & Photonics
Mar 16, 2021
0
18
Research led by the Cavendish Laboratory at the University of Cambridge has identified a material that could help tackle speed and energy, the two biggest challenges for computers of the future.
Optics & Photonics
Mar 16, 2021
0
54
Whispering-gallery-mode (WGM) microresonators are opening up many new research directions that enable the detection of proteins, enzymes and DNA, down to single molecules. A new class of sensors makes use of active microresonators ...
Optics & Photonics
Mar 16, 2021
0
7
In the past few years, several medications have been found to be contaminated with NDMA, a probable carcinogen. This chemical, which has also been found at Superfund sites and in some cases has spread to drinking water supplies, ...
Cell & Microbiology
Mar 16, 2021
0
23
Like a well-trained soldier, a white blood cell uses specialized abilities to identify and ultimately destroy dangerous intruders, including creating a protrusion to effectively reach out, lock-on, probe, and possibly attack ...
Cell & Microbiology
Mar 16, 2021
0
26
Sea-based fish farming systems using net pens are hard on the environment and the fish. A closed cage can improve fish welfare, but fresh seawater must be continuously circulated through the cage. However, ocean waves can ...
Soft Matter
Mar 16, 2021
0
6
The first systematic study of its kind describes how human viruses including SARS-CoV-2 are better adapted to infecting certain types of tissues based on their ability to hijack cellular machinery and protein synthesis.
Cell & Microbiology
Mar 16, 2021
0
39
