A US appeals court on Tuesday upheld a 2013 ruling that Apple led an illegal conspiracy to fix prices of e-books in violation of anti-trust laws.
Business
Jun 30, 2015
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Male flour beetles increase their courtship effort and their sperm count if a female smells of other males according to a study published in the journal Behavioural Ecology.
Plants & Animals
Apr 28, 2015
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58
The chance of a male fathering offspring may not be a simple race to the egg, but is influenced by the length of the male's sperm, say scientists from the University of Sheffield.
Plants & Animals
Dec 9, 2014
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Why do male animals need millions of sperms every day in order to reproduce? And why are there two sexes anyway? These and related questions are the topic of the latest issue of the research journal Molecular Human Reproduction ...
Plants & Animals
Oct 17, 2014
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A team of researchers has discovered that changes in population density can affect the size of animals' testes and therefore impact on reproduction.
Plants & Animals
Aug 13, 2014
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Glossy magazines and TV reality shows often portray males as the gender that strays and females as the gender that's picky.
Plants & Animals
Apr 15, 2014
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When females mate with more than one male, each one's sperm has to compete to get to her eggs. Until now, researchers had thought the fastest sperm would dominate.
Evolution
Jan 31, 2014
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Engineers who used to work for Nokia are hoping to grab a share of the lucrative and highly competitive smartphone market with a new handset, which is based on the former world No. 1 cellphone maker's old software and is ...
Consumer & Gadgets
Nov 27, 2013
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(Phys.org) —When salmon spawn, males competing to fertilise eggs will win or lose based primarily on their sperm swimming speed, according to a collaborative study by researchers from the University of Otago and the University ...
Plants & Animals
Oct 30, 2013
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0
(Phys.org) —Females exposed to a risk of sperm competition have been found to produce more defensive ova compared to the eggs of females reared under no risk of sperm competition, according to researchers at The University ...
Plants & Animals
Oct 17, 2013
3
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