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Largest, oldest mass of water in universe around a black hole
The cloud of water vapor - 140 trillion times more water than in Earth's oceans - is 12 billion light-years away and surrounds the black hole of quasar.
July 25, 2011
Great white shark leaps aboard research boat
Researchers had their hands (and boat) full after a routine shark count turned into a close encounter with a great white.
July 25, 2011
Carbon sequestration a surprise benefit of forest plan
When the U.S. Northwest Forest Plan stopped most tree cutting on public lands, the area became a carbon sink. Read more on carbon sequestration.
July 25, 2011
For female mongooses, being dominant has costs
There are considerable costs for female banded mongooses who try to prevent younger females from having pups, say researchers.
July 24, 2011
Stunning aurora borealis time lapse video
Magical sky display of the aurora borealis, also known as the northern lights.
July 23, 2011
Science news: Space Shuttle, Texas evolution, Pluto
This week in science news: Space Shuttle Atlantis era is over, Texas evolution in the classroom, Pluto's new moon, James Webb Telescope, and anthrax.
July 23, 2011
Gonorrhea reaching for superbug status, still
A wily and rapidly evolving strain of gonorrhea is emerging as a globally threatening suberbug. Read more about the resistant strain here.
July 23, 2011
Does optimism help prevent stroke?
On a 16-point scale, each point increase in optimism correlated with a 9 percent reduction in stroke risk, according to a study by the University of Michigan.
July 22, 2011
New particle found by physicists
A new sub-atomic particle has been discovered by physicists using high-energy collisions at the U.S. national laboratory Fermilab. Read more on the new particle.
July 22, 2011
Polar bears swimming longer distances, cubs dying in the process
Less Arctic summer ice means polar bears need to swim further to get to the sea ice they use as a platform to catch seals. And cubs are dying in the process.
July 22, 2011
