(Phys.org) -- The most common lineages of fish found today in oceans, lakes, and rivers evolved about the same time as mammals and birds, a new Yale University-led study shows.
Plants & Animals
Aug 7, 2012
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For cooperation to persist in the often violently competitive realm of bacteria, cheaters must be kept in line.
Evolution
May 26, 2011
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More than 7 billion people live on this planet – members of a single species that originated in one place and migrated all over the Earth over tens of thousands of years.
Biotechnology
Aug 1, 2013
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Humans are rapidly changing the look and function of earth's ecosystems, from the increase of greenhouse gases to the unintentional and harmful spread of plants and animals to new environments. A major challenge for ecologists ...
Ecology
Dec 5, 2014
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In collaboration with the Royal Botanic Gardens of Madrid and the Slovenian Forestry Institute, researchers in the Basque Country have documented two new species of Hydnum, commonly known as ox tongue mushrooms, as part of ...
Plants & Animals
Feb 26, 2013
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Genetic evidence is revealing that human populations began to expand in size in Africa during the Late Stone Age approximately 40,000 years ago. A research team led by Michael F. Hammer (Arizona Research Laboratory's Division ...
Evolution
Jul 29, 2009
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African mountain bamboos are something of a mystery, as nearly all bamboos are found in Asia or South America. Hidden away up mountains in the tropics where they provide food for gorillas, just as China's bamboos provide ...
Plants & Animals
Aug 23, 2013
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A new technique called sci-Space, combined with data from other technologies, could lead to four-dimensional atlases of gene expression across diverse cells during embryonic development of mammals.
Biotechnology
Jul 1, 2021
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Notch – the protein that can help determine cell fate – maintains a stable population of basal cells in the prostate through a positive feedback loop system with another key protein – TGF beta (transforming growth factor ...
Cell & Microbiology
Nov 1, 2012
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A robust new phylogenetic tree resolves many long-standing issues in primate taxonomy. The genomes of living primates harbor remarkable differences in diversity and provide an intriguing context for interpreting human evolution. ...
Evolution
Mar 17, 2011
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