Posts Tagged sunlight
Breakthrough could double solar energy output
A new discovery from a chemist at the University of Texas at Austin may allow photovoltaic solar cells to double their efficiency, thus providing loads more electrical power from regular sunlight.www.latimes.com
3 Bugs That Can Teach Us a Lot About Solar Power
The modern solar panel is woefully inefficient, converting 24 percent of sunlight’s energy into electricity, at best. Mother nature can do much better, owing to 3 billion years of hard-won evolution.discovermagazine.com
New batteries can be recharged using sunlight
A team of scientists are hoping to give those old school re-chargeable batteries a solar-powered makeover.
Mention solar technology to people and itwww.smartplanet.com
Solar Sails Fly From Science Fiction Into Reality
Propelled through space using sunlight as fuel, solar sails have been a dream of space buffs for decades. Thanks to advances in materials science and electronics, two paper-thin craft have now left Earth, and a third will be on its way by the end of th…
APOD: 2010 December 28 – ‘Zodiacal Light’ Skylights Over Libya
Sometimes the sky itself seems to glow. Usually, this means you are seeing a cloud reflecting sunlight or moonlight. If the glow appears as a faint band of light running across the whole sky, you are probably seeing the combined light from the billions…
Single cell plants that sweat hydrocarbons, Ethanol & Diesel
Posted by admin in General Sciences on August 7, 2010
The organisms are single celled plants, live in panels similar to solar panels; these cells take in sunlight, CO2 and small amount of chemical nutrients and later sweat hydrocarbons i.e. Ethanol or Diesel. Photo-bioreactor is used to grow them with ne…
Astronomy Picture of the Day – Diamond Ring and Shadow Band
As the total phase of July 11’s solar eclipse came to an end, sunlight streaming past the edge of the Moon’s silhouette created the fleeting appearance of a glistening diamond ring in the sky. Seen through a thin……………………….antwrp.gsfc….
Options For Saving By Using Renewable Energy |
Posted by admin in Environment on July 14, 2010
There are many different types of renewable energy that can be used in place of energy created by burning fossil fuels. Renewable energy is generated from geothermal heat, sunlight, tides, rain and wind. All of which will naturally replenish. Currently…
Options For Saving By Using Renewable Energy |
There are many different types of renewable energy that can be used in place of energy created by burning fossil fuels. Renewable energy is generated from geothermal heat, sunlight, tides, rain and wind. All of which will naturally replenish. Curre…
Solar Panels In Cold Climates
Contrary to popular belief, you do not need to live in a hot climate in order to benefit from clean renewable energy sources such as solar power. In fact solar panels convert sunlight into electricity more effectively in colder temperatures.
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How sunlight on Titan yields life-precursor compounds
Titan, Saturn’s largest moon, does not harbor alien life as far as anyone knows, but the prospects for extraterrestrial biology there are about as good there as anywhere else in the solar system.www.scientificamerican.com
Space ‘Yacht’ Powered by Solar Waves Sets Sail
A Japanese rocket launched the experimental ‘Ikaros’ — Interplanetary Kite-craft Accelerated by Radiation of the Sun — designed to be propelled by the pressure of sunlight particles…
Man-made aurora to help predict space weather
For more than 25 years, our understanding of terrestrial space weather has been partly based on incorrect assumptions about how nitrogen, the most abundant gas in our atmosphere, reacts when it collides with electrons produced by energetic ultraviolet sunlight and ’solar wind.’
4 Energy Technologies That Could Replace Oil
Posted by admin in Environment on May 7, 2010
New large-scale projects are revolutionizing the U.S. energy sector, using sunlight, wind, waves and even trash, rather than oil, coal or nuclear power.
7 Cities With Solar Potential But Arent Utilizing Much Solar
Posted by admin in Environment on May 6, 2010
Solar power is a great idea throughout most of the U.S. But the southwest offers the optimum conditions for solar power with more sunlight and heat than the rest of the country. This includes southern California, most of Nevada, western Texas, a wide swath of New Mexico, parts of Utah and Colorado. So it’s kind of surprising that there’s still …
10 Green Facts That Will Make Your Head Spin
Posted by admin in Environment on May 5, 2010
3. According to the American Solar Energy Society, the amount of sunlight that falls on the Earth’s surface in one minute is sufficient to meet world energy demand for an entire year.
Japan to launch ’space yacht’ propelled by solar particles
Ikaros is a ’space yacht’ that gets propulsion from the pressure of sunlight particles bouncing off its sail. Solar sails allow space travel without fuel for as long as there is sunlight.
How Light Tricks Makes Solar Panels Cheaper & More Efficient
Posted by admin in Environment on April 13, 2010
Concentrating sunlight onto solar arrays has made big gains in efficiency and drops in cost thanks to recent technological breakthroughs. Here’s how this large-scale solar system works.
Solar Impulse Plane Flying on Sunshine [Video]
Posted by admin in Environment on April 11, 2010
Two videos of the Solar Impulse flying over the Swiss countryside, includes all phases of the flight, and air-to-air shots. The plane has four small electric motors powered by sunlight and climbing 1200 meters on the maiden flight
Latest Energy News- Oil falls to near $106 after US crude supply jump (AP)
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- Lawsuit over Exxon spill sent back to state court (AP)
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