Swedish, Australian and French researchers present for the first time miraculously preserved musculature of 380 million year old armoured fish discovered in north-west Australia. This research will help scientists to better ...
Archaeology
Jun 13, 2013
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(Phys.org) —Miles below the ocean surface, diverse ecosystems flourish at hydrothermal vents. Without sunlight, animals live off of bacteria that thrive on chemicals billowing out of the Earth's crust. These strange communities ...
Earth Sciences
Apr 1, 2013
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Scientists are closing in on the capacity to clone extinct species using biotechnology and DNA samples from the ancient past, a process that is called "de-extinction." The prospect of bringing back extinct species was discussed ...
Ecology
Mar 25, 2013
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Climate change, habitat destruction, pollution and invasive species are all involved in the global crisis of amphibian declines and extinctions, researchers suggest in a new analysis, but increasingly these forces are causing ...
Ecology
Jul 18, 2012
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Dams are believed to be one of the biggest threats to freshwater organisms worldwide: They disrupt normal patterns of water and sediment flow, impede migration, and alter the character of spawning and feeding grounds. A shortage ...
Ecology
May 10, 2012
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Evolutionary biologists at the University of Toronto have found that individuals with low-quality genes may produce offspring with even more inferior chromosomes, possibly leading to the extinction of certain species over ...
Evolution
Apr 16, 2012
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Following one of Earth's five greatest mass extinctions, tiny marine organisms called graptoloids did not begin to rapidly develop new physical traits until about 2 million years after competing species became extinct.
Evolution
Feb 13, 2012
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New research reveals how the arrival of the first plants 470 million years ago triggered a series of ice ages. Led by the Universities of Exeter and Oxford, the study is published today (February 1, 2012) in Nature Geoscience.
Earth Sciences
Feb 1, 2012
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(PhysOrg.com) -- In the world of insects, high risk of attack has led to the development of camouflage as a means for survival, especially in the larval stage. One caterpillar may look like a stick, while another disguises ...
Plants & Animals
Dec 15, 2011
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Since the first organisms appeared on Earth approximately 3.8 billion years ago, life on the planet has had some close calls. In the last 500 million years, Earth has undergone five mass extinctions, including the event 66 ...
Earth Sciences
Nov 18, 2011
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