Most people would expect a freezer can keep perishable food fresh and safe from spoilage for many months. Unfortunately, this is not always the case.
Cell & Microbiology
May 2, 2023
0
58
When environmental temperatures go below zero, ice crystals are formed on many leaves of evergreen plants. Nevertheless, they usually survive frost phases unharmed. Using a special cryo-scanning electron microscope, researchers ...
Bio & Medicine
Jan 26, 2023
0
74
Ordinary everyday ice, like the ice produced by a fridge, is known to scientists as hexagonal ice (ice Ih), and is not the only crystalline phase of water. More than 20 different phases are possible. One of them, called "superionic ...
Planetary Sciences
Jan 23, 2023
0
36
Norwegian fjord and coastal ice represent a potential security threat, as it may cut off entire communities from the outside world.
Earth Sciences
Nov 9, 2022
0
2
In 1842, the famous British researcher Michael Faraday made an amazing observation by chance: A thin layer of water forms on the surface of ice, even though it is well below zero degrees. The temperature is below the melting ...
General Physics
Nov 4, 2022
0
104
While there are several sources of ice forming particles in the atmosphere, sea spray aerosols (SSAs) are recognized as a significant source of ice-nucleating particles (INPs). But what comprises SSAs, how they affect cloud ...
Earth Sciences
Nov 2, 2022
0
37
New research based on an expedition to the icy waters off Greenland reveals soaring levels of antifreeze proteins in a species of tiny snailfish, underlying the importance of this unique adaptation to life in sub-zero temperatures. ...
Evolution
Aug 16, 2022
0
49
Cryopreserving tissues and organs without damaging them requires a delicate dance through the principles of thermodynamics. Carnegie Mellon University's Biothermal Technology Laboratory has a novel modeling approach for isochoric ...
Biotechnology
Aug 16, 2022
0
133
For the first time in the history of observations, scientists from the Helsinki and Ural Federal Universities, Jarmo Moilanen and Maria Gritsevich, have systematized information about all forms of atmospheric halos recorded ...
Earth Sciences
Jul 26, 2022
0
6
Cambridge scientists have developed an artificially intelligent algorithm capable of beating scientists at predicting how and when different materials form ice crystals.
Materials Science
Jul 25, 2022
0
422
