Light-up cereal boxes powered by shelves on display at CES
Asia turns off lights for Earth Hour
Australia's Sydney Harbour Bridge and Opera House were plunged into darkness on Saturday for the annual Earth Hour campaign, leading a global effort to raise awareness about climate change.
Solar and wind energy may stabilise the power grid
(Phys.org)—Renewable energies such as wind, sun and biogas are set to become increasingly important in generating electricity. If increasing numbers of wind turbines and photovoltaic systems feed electrical ...
6.8 million birds die each year at communication towers
More than 6 million birds die every year as they migrate from the United States and Canada to Central and South America, according to a new study published Apr. 25 in the open access journal PLoS ONE. The birds are killed ...