A UT Arlington research team says their study of genetic information from more than 4,000 beetle species has yielded a new theory about why some species lose their Y chromosome and others, such as humans, hang on to it.
Biotechnology
Jun 17, 2014
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Biologists have studied the functionality of a poorly understood category of genes, which produce long non-coding RNA molecules rather than proteins. Some of these genes have been conserved throughout evolution, and are present ...
Biotechnology
Jan 20, 2014
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(Phys.org) —A team of researchers from the U.K. (led by Mario dos Reis) is directly challenging the results of a study conducted by another team (led by Maureen O'Leary) that concluded last year that placental mammals came ...
New fossils from Belgium have shed light on the origin of some of the most well-known, and well-loved, modern mammals. Cats and dogs, as well as other carnivorous mammals (like bears, seals, and weasels), taxonomically called ...
Paleontology & Fossils
Jan 6, 2014
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The evolution of big-brained mammals may be due to maternal investment, rather than metabolism, according to a new study by scientists at UCL (University College London) and the University of Cambridge.
Evolution
Sep 7, 2010
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(PhysOrg.com) -- Most people wouldn't give a second thought to the inner workings of the fish eye. But research by University of Queensland scientists is unlocking the secrets hidden behind these fishy lenses.
Plants & Animals
Feb 11, 2010
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(PhysOrg.com) -- For thousands of years, humans have bred pigs for desirable traits, such as more muscle and less fat in the meat. Domestication makes animals ideal models for studying how genes control physical traits because ...
Cell & Microbiology
Dec 15, 2009
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Australia, home to the most unusual animal species on the planet that defy imagination, can now lay claim to being the wellspring of modern mammal evolution.
Evolution
Dec 15, 2022
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The koala was clinging to an old tree stag while stranded in the Murray River, on the border between New South Wales and Victoria. A team of students from La Trobe University noticed its predicament as they were paddling ...
Plants & Animals
Sep 16, 2022
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Sixty-two million years ago, a mother gave birth to a baby. Overcoming the shock of birth in a matter of minutes, the baby began to explore the world around it. The baby started to suckle from its mother, a natural instinct ...
Paleontology & Fossils
Sep 16, 2022
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