Why a 'cuckoo in the nest' can go undetected

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Researchers have shed light on why some species cannot tell the difference between their own offspring and those of intruders that have been slipped into their nests.

from Insects (including Butterflies) News -- ScienceDaily https://ift.tt/2QcIPKb

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Mysterious 'lunar swirls' point to moon's volcanic, magnetic past

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The mystery behind lunar swirls, one of the solar system's most beautiful optical anomalies, may finally be solved. The solution hints at the dynamism of the moon's ancient past as a place with volcanic activity and an internally generated magnetic field. It also challenges our picture of the moon's existing geology. from Strange & Offbeat: Fossils & Ruins News -- ScienceDaily https://ift.tt/2M4TFj0
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