Researchers have demonstrated that engineered surfaces can be hydrophilic—meaning they have a strong affinity for water—and yet extremely slippery. The work runs counter to conventional wisdom regarding the development ...
Materials Science
Oct 10, 2022
0
108
Summer is in full swing in the U.S., and people are turning up their air conditioners to beat the heat. But the hydrofluorocarbon refrigerants in these and other cooling devices are potent greenhouse gases and major drivers ...
Materials Science
Aug 22, 2022
3
203
Summertime is almost here, a time when many people try to beat the heat. But running air conditioners constantly can be expensive and wasteful. Now, researchers reporting in the ACS journal Nano Letters have designed a lightweight ...
Nanomaterials
May 18, 2022
0
1117
We often turn to air conditioners during hot weather to cope with the heat, but a study has found electric fans are an effective and sustainable choice to circulate air indoors, without sacrificing comfort.
Environment
Apr 8, 2022
8
590
Greenhouse gas emissions from air conditioners are expected to climb as economic growth drives efforts to control both temperature and humidity, according to an analysis by scientists from the National Renewable Energy Laboratory ...
Environment
Mar 15, 2022
1
142
To have a better chance of holding global warming to 1.5 degrees Celsius, we need to accelerate the phase-down of HFC refrigerants under the Montreal Protocol. This could also reduce pollution and improve energy access.
Environment
Mar 10, 2022
1
67
As we approach two full years of the COVID-19 pandemic, we now know it spreads primarily through airborne transmission. The virus rides inside tiny microscopic droplets or aerosol ejected from our mouths when we speak, shout, ...
Soft Matter
Nov 2, 2021
0
186
As temperatures soar, air conditioners switch on. Cooling takes lots of energy—which strains power grids and drives up emissions in countries still dependent on fossil fuels.
Polymers
Sep 22, 2021
3
54
The detailed physical processes and pathways involved in the transmission of COVID-19 are still not well understood. Researchers decided to use advanced computational fluid dynamics tools on supercomputers to deepen understanding ...
General Physics
Feb 9, 2021
2
592
Tyrannosaurus rex, one of the largest meat-eating dinosaurs on the planet, had an air conditioner in its head, suggest scientists from the University of Missouri, Ohio University and University of Florida, while challenging ...
Archaeology
Sep 4, 2019
4
1880
