While there were clouds over much of Wall Street on Friday, the solar-energy industry was having a good day thanks to analyst upgrades and expansion deals.
Putting aside the day-to-day swings from an especially dramatic sector, the many solar companies are facing a drop in prices.
Until then, the Catholic Church branded as heretics scientific investigators who, like the 13th-century English friar Roger Bacon, calculated that the current calendar year was over-running the solar year by a whole day every 125 years.
Today, most alternative energy technologies that are discussed--wind, solar, tides, waves, clean coal, nuclear fission and, perhaps one day, fusion--are useful only for making electricity.
Pyron Solar's 20-kilowatt test installation in San DiegoMost concentrating solar installations also swivel to track the sun during the day, which is far more effective than a fixed array.
Meanwhile at the International Space Station, astronauts are installing a new type of 3D-textured solar cell that will soak up 16 sunrises every day.
Thursday's announcement comes on the same day that Spire announced it has expanded its solar-equipment manufacturing space at its headquarters to meet growing worldwide demand.
It takes place on the nearest Friday to the seventeenth day of the month of Mehr, according to the solar-agricultural calendar.
And a project is underway today to create a solar-powered water purification system to supply the needs of 750-1500 people per day.
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Rive says Wal-Mart from day one will either be saving money with the new solar panels, or paying the same amount it had previously for electricity.
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If so, promising planets may have been sterilized by solar flares or frozen in the past, which wouldn't be reflected in present-day habitable-zone calculations.
Shares in Hong Kong-traded GCL-Poly plunged for a second day today amid continuing worries about losses in the solar energy industry.
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The single-person aircraft came from Switzerland and has made history as a solar-powered plane that could fly overnight, thanks to batteries that are charged up during the day.
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Just a day after announcing the discovery of the first Earth-size planets ever detected outside our Solar System, scientists have confirmed the existence of two even smaller worlds.
Critics such as Heartland and ALEC are saying that most base-load generators are designed to go all-day, every-day and not to crank up and down so that they can back up wind and solar.
The bots run on lithium-ion batteries and can adjust 200 solar panel arrays in 40 minutes for only about 30 cents of electricity a day, according to Bokhari.
Sure, we've been frustrated by solar-powered iPhone chargers and amused by the irony of solar-powered lamps in the past, but that doesn't mean we're not looking forward to the day when we can meet our gadgets power needs without relying on fossil fuels.
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