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Finding Comet Garradd in December 2011
Search for Comet Garradd before dawn and in the eastern sky, starting around the December solstice. Look for it with binoculars.
December 23, 2011
Drought in Texas kills around 10% of trees
Drought in Texas has killed up to 10% of the state's trees. This may increase wildfire danger because the dead trees provide fuel.
December 22, 2011
Earth-size planets spotted beyond our solar system
The newly discovered Earth-size planets, Kepler-20e and Kepler-20f, are too close to their star to be in the habitable zone - that is, to have liquid water.
December 20, 2011
Worldwatch Institute: Global natural gas regains momentum
Worldwatch Institute Vital Signs Online report points to a rise in fossil fuel consumption and renewed popularity of natural gas as an energy resource.
December 20, 2011
A living neon sign made of millions of glowing bacteria
A team of scientists has created a living neon sign composed of millions of bacterial cells that periodically fluoresce in unison like blinking light bulbs.
December 20, 2011
Brain longevity helped by eating less, scientists say
Italian scientists discovered a molecule for brain longevity - turned on by eating less. It might lead to future anti-aging therapies.
December 20, 2011
Will a nearby supernova harm life on Earth in 2012? Nah.
A supernova in our galaxy would have to be within 50 light-years to harm life on Earth. Likelihood that will happen? Zero, astronomers say.
December 19, 2011
Blizzard expected for central US, in satellite photos
Three more amazing pictures taken from space on December 19, 2011, showing severe weather - a blizzard - poised to strike the central US.
December 19, 2011
Blizzard conditions expected across the central U.S.
Area of low pressure across New Mexico will trigger blizzard conditions and severe weather across the central United States early this week.
December 19, 2011
Tropical Storm Washi kills hundreds in the Philippines
Tropical Storm Washi - known in the Philippines as Sendong - brought flooding and mudslides that resulted in over 650 deaths and 800 still missing.
December 19, 2011
