Body & Brain

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William C. Campbell, Satoshi Ōmura and Youyou Tu

NEW NOBELS  William C. Campbell (left), Satoshi Ōmura (center) and Youyou Tu (right) received the Nobel Prize in medicine or physiology for identifying drugs that fight parasites. 

Work done to isolate drugs from Streptomyces bacteria (left) and sweet wormwood (right) that treat parasitic diseases earned the 2015 Nobel Prize in physiology or medicine.

fizzy chemical

BUBBLE POWER  A fizzing chemical leaves a jet of bubbles in its wake as it races through a liquid. Such bubbles could propel drugs into wounds to stop blood loss. 

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