Photosynthesis has evolved in plants for millions of years to turn water, carbon dioxide, and the energy from sunlight into plant biomass and the foods we eat. This process, however, is very inefficient, with only about 1% ...
Biotechnology
Jun 23, 2022
2
2243
Fusion is the process that powers the sun, harnessing it on Earth would provide unlimited clean energy. However, researchers say that constructing a fusion power plant has proven to be a daunting task, in no small part because ...
General Physics
Nov 13, 2017
13
1146
(Phys.org)—Officials in Japan have announced plans for building the largest wind farm in the world, ten miles off the coast of Fukushima – site of the nuclear disaster that followed the earthquake and tsunami that struck ...
(PhysOrg.com) -- A Californian company, SolarReserve, is developing a solar power system that can store seven hours' worth of solar energy by focusing mirrors onto millions of gallons of molten salt, allowing the plant to ...
Almost all of Costa Rica's electricity came from renewable sources this year, making it one of a few countries in the world to eschew fossil fuels in energy generation, the state electricity agency said Friday.
Energy & Green Tech
Dec 18, 2015
54
1502
(Phys.org) —Scientists working at the Stanford Institute for Materials and Energy Sciences (SIMES) have improved an innovative solar-energy device to be about 100 times more efficient than its previous design in converting ...
Energy & Green Tech
Mar 20, 2013
13
2
More than half of today's energy consumption is squandered in useless waste heat, such as the heat from refrigerators and all sorts of gadgets and the heat from factories and power plants. The energy losses are even greater ...
Engineering
Nov 9, 2011
3
0
In the eerie green glow of flashing lasers in a darkened University of Michigan lab, a cylinder on springs moves methodically up and down in a giant tank as water flows over it, simulating a stream.
Energy & Green Tech
Jan 25, 2009
21
0
(PhysOrg.com) -- In a novel use of existing technology and data, Nature News in conjunction with Columbia University, has created a Google Earth map that shows the different population sizes surrounding nuclear power plants; ...
Splitting hydrogen and oxygen from water using conventional electrolysis techniques requires considerable amounts of electrical energy. But green plants produce oxygen from water efficiently using a catalytic technique powered ...
Materials Science
Apr 2, 2012
8
0
