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Pamela Ronald on breaking bacteria’s code
Pamela Ronald describes how researchers have deciphered a new chemical code that disease-carrying bacteria use to rally themselves. They call it Ax21.
December 16, 2011
White dwarf at heart of closest supernova in 25 years
"Supernova 2011fe is like the Rosetta Stone of Type Ia supernovae," said Shri Kulkarni, who studies it. Scientists said a white dwarf resides in its center.
December 15, 2011
Smallest known black hole revealed by its heartbeat
An X-ray pattern - nicknamed a "heartbeat" because of its resemblance to an electrocardiogram - has revealed the smallest known black hole.
December 15, 2011
Elephant seal travels 18,000 miles
In less than one year, an elephant seal nicknamed Jackson traveled an astonishing 18,000 miles. That's the equivalent of New York to Sydney and back again.
December 15, 2011
Neil deGrasse Tyson: Learning how to think is empowerment
Neil deGrasse Tyson told EarthSky, "It's essential that as many Americans grow up to be scientifically literate as possible."
December 15, 2011
New Hubble image of stars’ birth throes
The Hubble Space Telescope has captured a dramatic image of the violence of a star's birth. See this spectacular image here.
December 15, 2011
Will the new NOAA winter outlook prove true?
The original NOAA winter outlook for the 2011-2012 season has not held up. NOAA has released another prediction. Will it do better?
December 15, 2011
Blue holes are hotspots of microbial biodiversity
Scientists discovered unique and diverse microbial communities during a cave diving expedition to blue holes in the Bahamas.
December 14, 2011
Mars rover now 31.9 million miles from Earth, begins research
The Curiosity Mars rover has traveled 1.8 million miles (about 3 million km) per day. It's measuring space radiation possibly harmful to Mars-bound astronauts.
December 14, 2011
Higgs boson, aka God Particle, possibly found
Scientists have found signs of the Higgs boson (the 'God Particle'), a hypothetical sub-atomic particle that could reveal new secrets of physics.
December 14, 2011
