News tagged with natural selection

Skin color: Handy tool for teaching evolution

Variations in skin color provide one of the best examples of evolution by natural selection acting on the human body and should be used to teach evolution in schools, according to a Penn State anthropologist.

Feb 20, 2011
4.8 / 5 (8) 55

Hybrid plants with over-reactive immune system

(PhysOrg.com) -- Individuals from the same species can often be crossed without any trouble. However, genes also have their preferences, and some gene variants are not compatible with those found in other ...

Nov 17, 2010
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