Saturday, May 11, 2013

Solar energy breakthrough?

Maryland inventor Ronald Ace claims to have made a breakthrough in solar thermal energy generation that could eliminate mankind's dependence on fossil fuels. The "solar trap" design is promising because Ace claims it captures nearly 100 percent of the sun's energy, which no other technology has even come close to achieving. Details are sketchy, but expert reviews are underway and a patent has been filed.

 

Friday, May 10, 2013

Troubling milestone

Atmospheric concentration of carbon dioxide has reached 400 parts per million. The last time it was this high, humans did not yet exist as a species.