Body & Brain

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Ants with caterpillar

BUILDING BODYGUARDS  Neglecting their colony tasks, ants hang around — and defend — a Narathura japonica caterpillar that oozes droplets spiked with substances that alter ant brain chemistry.

CONNECT THE NEURONS  In this computer rendering of a bit of mouse brain based on scanning electron images, some nerve cell dendrites touch an axon (green) and make connections (orange), while other dendrites don’t (blue).


The advent of mass-produced trans fat helped make the doughnuts, cookies and crackers we love inexpensive and shelf-stable. But now companies have to get along without them, while we still want to have our cake and eat it, too. 

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