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The underside of Minput has two sensors used for optical tracking.

Minput makes movement a new way to control small electronics

Minput will allow smaller electronic devices to be controlled simply by moving or turning the device on a surface, eliminating the need for a touchscreen or buttons.

Electron microscopy allows us to see the cantilever of an atomic force microscope. This cantilever applies force to a surface, producing an accurate image of the surface.

How Things Work: Atomic force microscopy

Learn the science behind atomic force microscopy, which provides accurate images of surfaces on a micrscopic level.

Undifferentiated stem cells (top) may become nerve cells (bottom).

Health Talk: Stem cell organ transplants

Issues with transplant rejection may be resolved with using a patient's own stem cells to grow the necessary organ.

SciTech Briefs

Obama reveals his plan to fund NASA research to allow American astronauts to travel to and from Mars safely.

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