(PhysOrg.com) -- A new study shows the production of sperm is more biologically taxing than previously thought, and expending energy on it has significant health implications.
Plants & Animals
Jan 30, 2012
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Ever dream about a honeymoon in space? You may want to think twice after you hear about Joe Tash's research.
Space Exploration
Jan 06, 2011
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Though some might disagree, most biologists think the purpose of sex is to create diversity among offspring. Such diversity underpins evolution, enabling organisms to acquire new combinations of traits to adapt to their environment.
Cell & Microbiology
Sep 10, 2013
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One of the greatest enigmas of evolutionary biology is that while sex is the dominant mode of reproduction among multicellular organisms, asexual reproduction appears much more efficient and less costly. However, in a study ...
Evolution
Jun 06, 2019
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Toshiba America Electronic Components, today announces its newest device for the security/surveillance and automotive markets, a full HD (1080p) CMOS image sensor with industry-leading 100dB high dynamic range (HDR) , fast ...
Hardware
Mar 18, 2013
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As winged dinosaurs underwent a series of evolutionary changes during the transition into Aves, or birds, one pivotal transformation was the appearance of a single-ovary reproductive system. "The most widely accepted hypothesis ...
Archaeology
May 30, 2014
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The giant water bug Lethocerus patruelis is the largest European true bug and the largest European water insect. The adult bugs reach an impressive 8 cm in length, and the largest representatives of the same family are even ...
Plants & Animals
Jul 31, 2013
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New tools for editing genetic code offer hope for new treatments for inherited diseases, some cancers, and even stubborn viral infections. But the typical method for delivering gene therapies to specific tissues in the body ...
Bio & Medicine
Sep 09, 2019
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Street lamps, traffic lights and lighting from homes are causing a rise in our night-time light levels. For some time now, scientists have suspected that artificial light in our towns and cities at night could affect plants, ...
Plants & Animals
Feb 13, 2013
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Testing hair from Asian monkeys living close to people may provide early warnings of toxic threats to humans and wildlife, according to a study published online this week in the American Journal of Physical Anthropology.
Ecology
Jan 04, 2010
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