Body & Brain

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a person shooting up

ADDICTION EPIDEMIC  The power of opioid dependence sends growing numbers of people to street drugs and deadly chemical mixes.

cancer nanotubes

SQUEEZE PLAY  When trapped inside tight tubes, cancer cells divide unevenly. But as their membranes bulge (shown with yellow arrows), the cell division gets a little less distorted.   

a deer tick

TOUGH BITE Deer ticks are now spreading a new species of bacteria that causes Lyme disease.

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