A study of mortality and fertility patterns among seven species of wild apes and monkeys and their relatives, compared with similar data from hunter-gatherer humans, shows that menopause sets humans apart from other primates.
Plants & Animals
Jul 29, 2013
0
1
Social monogamy, where one breeding female and one breeding male are closely associated with each other over several breeding seasons, appears to have evolved as a mating strategy, new research reveals. It was previously ...
Evolution
Jul 29, 2013
3
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The threat of infants being killed by unrelated males is the key driver of monogamy in humans and other primates. The study by academics from UCL, University of Manchester, University of Oxford and University of Auckland, ...
Social Sciences
Jul 29, 2013
3
0
The chemical components crucial to the start of life on Earth may have primed and protected each other in never-before-realized ways, according to new research led by University of Washington scientists.
Cell & Microbiology
Jul 29, 2013
12
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A team of researchers has devised a way to measure the internal properties of stars—a method that offers more accurate assessments of their orbiting planets.
Astronomy
Jul 29, 2013
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In 2011, Nature announced that scientists had discovered a single-celled organism that is a primitive farmer. The organism, a social amoeba called Dictyostelium discoideum, picks up edible bacteria, carries them to new locations ...
Biotechnology
Jul 29, 2013
6
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As a result of the variable nature of gene expression, genetically identical cells inhabiting the same environment can vary significantly in their numbers of key enzymes, which in turn results in strikingly different cellular ...
Biochemistry
Jul 29, 2013
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0
Every time one of your cells divides, it exposes its most essential component to great danger: its genome, the sum total of all its genetic information, embodied in the double-stranded helix of DNA. Prior to cell division, ...
Cell & Microbiology
Jul 29, 2013
1
0
Hydrogen is deceptively simple. It has only a single electron per atom, but it powers the sun and forms the majority of the observed universe. As such, it is naturally exposed to the entire range of pressures and temperatures ...
Condensed Matter
Jul 29, 2013
1
0
It may seem like a stretch to envision a 3D printer in every home. However, a Michigan Technological University researcher is predicting that personal manufacturing, like personal computing before it, is about to enter the ...
Engineering
Jul 29, 2013
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