A new study presents evidence that the rise of atmospheric oxygenation did indeed occur 2.4-2.1 billion years ago. It also shows that biological usage of copper became prominent after the so called 'Great Oxidation Event.' ...
Earth Sciences
Apr 18, 2016
0
56
Dinosaurs were already in an evolutionary decline tens of millions of years before the meteorite impact that finally finished them off, new research has found.
Archaeology
Apr 18, 2016
33
713
Two hundred-twenty-five million trees dead in the southwest in a 2002 drought. Three hundred million trees in Texas in 2011. Twelve million this past year in California. Throughout the world, large numbers of trees are dying ...
Environment
Apr 18, 2016
0
36
On Sept. 14, waves of energy traveling for more than a billion years gently rattled space-time in the vicinity of Earth. The disturbance, produced by a pair of merging black holes, was captured by the Laser Interferometer ...
Astronomy
Apr 18, 2016
48
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A new RAND Corporation survey of American teachers provides several key areas where states and school districts can do more to help teachers engage in instruction that will most help students meet state standards.
Social Sciences
Apr 18, 2016
0
12
New research suggests that humans became the large-brained, large-bodied animals we are today because of natural selection to increase brain size. The work, published in the journal Current Anthropology, contradicts previous ...
Evolution
Apr 18, 2016
9
56
Plants using C4 photosynthesis grow 20-100 per cent quicker than more common C3 plants by altering the shape, size and structure of their leaves and roots, according to a new study.
Biotechnology
Apr 18, 2016
0
11
Dartmouth College and Griffith University researchers have devised a new way to "sense" and control external noise in quantum computing.
Quantum Physics
Apr 18, 2016
1
42
Cell division of a mother cell to produce two identical daughter cells is known as mitosis. This underlies the early embryonic development of sea squirts, when it changes from being highly synchronized to displaying a distinct ...
Cell & Microbiology
Apr 18, 2016
0
5
Gun hunting may be driving some of the most threatened primates toward extinction on Bioko Island off the coast of Africa, according to a new study by a team led by Drexel University researchers.
Ecology
Apr 18, 2016
0
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