A comprehensive new study of more than 7,000 species of fish documents for the first time correlation on a grand scale between the rapidity of the origin of the species and the rate of morphological change.
Jun 07, 2013
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Efforts to restore sturgeon in the Great Lakes region have received a lot of attention in recent years, and many of the news stories note that the prehistoric-looking fish are "living fossils" virtually unchanged ...
Jun 06, 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 ...
Jun 04, 2013
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An international team of researchers has decoded the genome of a creature whose evolutionary history is both enigmatic and illuminating: the African coelacanth. A sea-cave dwelling, five-foot long fish with ...
Apr 17, 2013
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The term 'living fossil' has a controversial history. For decades, scientists have argued about its usefulness as it appears to suggest that some organisms have stopped evolving. New research has now investigated ...
Apr 02, 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. ...
Apr 01, 2013
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A NIMS research group has discovered that it is possible to detect ionic mercury, with more than 10 times higher sensitivity than with the conventional spectroscopy method. Ionic mercury is a harmful substance ...
Mar 05, 2013
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(Phys.org)—Multicellularity in cyanobacteria originated before 2.4 billion years ago and is associated with the accumulation of atmospheric oxygen, subsequently enabling the evolution of aerobic life, as ...
Jan 16, 2013
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(Phys.org)—A group of US researchers studying some of the oldest rocks in the world in the Pilbara region of Western Australia, say they have found the oldest traces of life on Earth, dated at 3.49 billion ...
Jan 04, 2013
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(Phys.org)—Researchers in New Zealand have found that the pygmy right whale (Caperea marginata) is not a right whale at all but is instead a member of the cetotheres family of baleen whales, which until n ...
Dec 21, 2012
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(Phys.org)—The NASA/ESA Hubble Space Telescope offers an impressive view of the center of globular cluster NGC 6362. The image of this spherical collection of stars takes a deeper look at the core of the ...
Nov 02, 2012
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(Phys.org)—Crocodiles are often thought of as living fossils, remaining unchanged since the time of the dinosaurs. But scientists have shown this is not always the case and that 150 million years ago, their ...
Sep 19, 2012
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No matter how well adapted an animal may be, it can spell evolutionary doom to have feathers or even shells that become coveted by human beings. Take the nautilus, a creature that pulled easily through the asteroid impact ...
Jul 23, 2012
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