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Humans & Society

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Gardasil 9

Gardasil 9, a vaccine that offers protection against nine types of HPV, has been recommended for use in 11- and 12-year-old girls and boys and in females ages 13 to 26 and males ages 13 to 21 who have not previously been vaccinated or treated with the three-dose series.

Big Brain

FOLD IT  A gene that only humans have can make the normally smooth outer layer of mouse brains develop folds similar to those in human brains (upper right center). The gene may have been important for the evolution of big human brains.

wheat map

GRAIN TRAIN  Agriculture spread from what’s now Turkey along southern (purple arrow) and northern routes (yellow arrows) into Europe. DNA recovered from soil at the underwater site of Bouldnor Cliff indicates that wheat reached England at least 2,000 years before it was first grown there.

Humans & Society

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