When green algae "can't breathe", they get rid of excess energy through the production of hydrogen. Biologists at the Ruhr-Universität Bochum have found out how the cells notice the absence of oxygen. For this, they need ...
Cell & Microbiology
Jun 21, 2013
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Although modern Indian and Javan rhinos have a single horn on their noses, the extinct one-horned rhino Elasmotherium was a source of the unicorn legend because it had a two meter-long horn on its forehead and lived with ...
Archaeology
Jun 21, 2013
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The first amphibian to have been officially declared extinct by the International Union for Conservation of Nature (IUCN) has been rediscovered in the north of Israel after some 60 years and turns out to be a unique "living ...
Plants & Animals
Jun 4, 2013
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The freshly sequenced genome of the most commonly cultivated cacao plant in the world is revealed in the open access journal Genome Biology this week. Researchers have utilised high quality DNA sequences to demonstrate the ...
Biotechnology
Jun 2, 2013
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Chlorofluorocarbons (CFCs) are to blame for global warming since the 1970s and not carbon dioxide, according to new research from the University of Waterloo published in the International Journal of Modern Physics B this ...
Earth Sciences
May 30, 2013
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White tigers today are only seen in zoos, but they belong in nature, say researchers reporting new evidence about what makes those tigers white. Their spectacular white coats are produced by a single change in a known pigment ...
Plants & Animals
May 23, 2013
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Tropical plants flower at supra-annual irregular intervals. In addition, mass flowering is typical for the tropical forests in Borneo and elsewhere, where hundreds of different plant timber species from the Dipterocarpaceae ...
Ecology
May 22, 2013
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(Phys.org) —Scientists at NASA's Ames Research Center, Moffett Field, Calif., now have the capability to systematically investigate the molecular evolution of cosmic carbon. For the first time, these scientists are able ...
Astronomy
May 14, 2013
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Archaeopteryx has been considered the most primitive and earliest known bird ever since its discovery, and has been placed at the base of Avialae in nearly all numerical phylogenetic analyses. In 2011, a parsimony-based phylogenetic ...
Archaeology
May 13, 2013
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Transition of a nasal horn to a frontal horn in elasmotheres has been difficult to explain, because a major transformational gap exists between nasal-horned ancestors and frontal-horned descendants. In a paper published in ...
Archaeology
May 10, 2013
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