Solar cells turn sunlight into electricity, but they're only about 20 percent efficient. Much of the leftover energy turns into heat, which actually harms the solar cell.
Optics & Photonics
May 6, 2016
7
545
During the hot summer months, there's nothing quite like a nice refreshing and cooling dip in a pool, and it would seem that elephants agree. In fact, in some game parks, elephants will rarely stray far from water, and have ...
Plants & Animals
Jul 11, 2013
0
0
Tropical cyclones are extreme weather events, characterized by a circular form and formation over warm tropical oceans experiencing low atmospheric pressure, high winds and heavy rain. Tropical storms exceed 39 miles per ...
As Earth's climate continues to warm, the urban heat island effect raises concerns that city-dwellers will suffer more heat stress than their rural counterparts. However, new research suggests that some cities actually experience ...
Environment
Oct 26, 2017
0
27
In an effort to achieve energy-aware computing, the Swiss Federal Institute of Technology Zurich (ETH), and IBM today announced plans to build a first-of-a-kind water-cooled supercomputer that will directly repurpose excess ...
Hardware
Jun 23, 2009
1
0
Movies such as 1987's "Predator," in which an alien who sees in the infrared hunts down Arnold Schwarzenegger and his team, introduced a generation of sci-fi fans to thermal imaging. Since then, heat-sensing devices have ...
Nanomaterials
Nov 4, 2015
3
166
A multi-institutional team of astrophysicists from Germany has made the first direct observation of oxygen atoms in the day side atmosphere of Venus. In their project, reported in the journal Nature Communications, the group ...
A team of researchers, which includes the University of Southampton, have developed new technology which could prompt a significant change for a spacecraft or satellite.
Optics & Photonics
Apr 25, 2018
0
199
A Russian spacewalker had to rush back inside the International Space Station on Wednesday when the battery voltage in his spacesuit suddenly dropped.
Space Exploration
Aug 17, 2022
0
24
Researchers at the MIT-Harvard Center for ultracold atoms and research laboratory of electronics have proposed a new method for producing 3-D Bose-Einstein condensates using laser cooling only. In their study, featured in ...
