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tiny transistor

SMALL WONDER  A new transistor, made with carbon nanotubes, is tinier than standard silicon versions. Four itty-bitty transistors sit between barriers (blue). Current flows through electrodes (red). Gates (yellow) turn current on and off

Annie G.

A flipbook of pictures shot by photographer Eadweard Muybridge form the basis of an animated image stored in bacterial DNA with a little help from the gene-editing tool CRISPR.

gecko-gripper robot

IT’S A BIRD, IT’S A PLANE  Aaron Parness of NASA’s Jet Propulsion Laboratory does his “best Superman” to grab a floating cube with a new gecko gripper–inspired hand in a microgravity plane.

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