MAMMA’S BOYS Ancient Egyptian mummies known as the Two Brothers, found in these coffins, had the same mother but different fathers, DNA evidence indicates.
Manchester Museum, University of Manchester
HELP UNWANTED Bonobos, such as this adult male housed at an African sanctuary, prefer individuals who hinder others over those that help, a new study finds. In contrast, humans typically favor helpers over hinderers, starting in infancy.
Among the anniversaries worth celebrating in 2018 are the publication of Noether’s theorem (Emmy Noether at left) and the birthdays of Richard Feynman (middle) and James Joule (right).
From Left: Triggerhippie4/wikimedia commons; Materialscientist/wikimedia commons; Scewing/wikimedia commons