These mice are twins, but because of epigenetic modification, one has a kinky tail while the other does not.
By The Scientist Staff | March 29, 2013
Emma Whitelaw, University of Sydney, Australia, PLoS Biology doi:10.1371/journal.pbio.0000082
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By Kerry Grens
Two giants merge as the German drug maker acquires the US-based science supply company.
By Kate Yandell
The forum’s founders have obtained legal counsel and are preparing for the possibility of user information being subpoenaed as part of a lawsuit.
By Molly Sharlach
DNA analysis points to a third progenitor group for modern Europeans.
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