An unspoken frustration for evolutionary biologists over the past 100 years, says Craig Albertson at the University of Massachusetts Amherst, is that genetics can only account for a small percentage of variation in the physical ...
Evolution
Aug 1, 2017
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An international study led by University of Queensland researchers has challenged a long-held idea about how mammals evolved more sensitive hearing than reptiles.
Plants & Animals
Jan 13, 2016
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It's Australia's largest known meat-eating dinosaur but until now we've never seen how Australovenator moved - not even the man who dug it up and named it.
Archaeology
Sep 22, 2015
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Few organs in the body are as complicated as the human brain, a tight spiderweb of neurons that shoots electrical signals across synapses to control all our thoughts and movements. When something goes wrong—as it does when ...
Materials Science
Apr 2, 2015
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4420
The fall marks a new school year, a new football season and another commercial cargo flight to the International Space Station. In September, SpaceX's Dragon spacecraft is scheduled to blast off to the orbital laboratory ...
Space Exploration
Sep 16, 2014
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In mammals, embryonic cranial development is modular and step-wise: The individual cranial bones form according to a defined, coordinated schedule. The typical increase in the size of the brain in mammals in the course of ...
Archaeology
Apr 9, 2014
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A Singapore-based research team has used fluorescent labeling of embryonic cell populations to pinpoint the origin of scales and fins in modern-day fish. These tissues are evolutionary relics of the first skeletons and were ...
Evolution
Aug 28, 2013
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Researchers at Johns Hopkins have established a high-efficiency cell-cell fusion system, providing a new model to study how fusion works. The scientists showed that fusion between two cells is not equal and mutual as some ...
Cell & Microbiology
Mar 7, 2013
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Whales are mammals, but they don't look like the mammals living around us, as they have a triangular fluke for tail, no hind legs and no body hair. And inside their mouths, their teeth are unfamiliar too – being much simpler ...
Plants & Animals
Feb 19, 2013
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0
Breast cancer cells frequently move from their primary site and invade bone, decreasing a patient's chance of survival. This process of metastasis is complex, and factors both within the breast cancer cells and within the ...
Biochemistry
Jun 14, 2012
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