A new kind of microscope is giving scientists a way to watch life inside cells with a clarity that feels almost unfair.

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this wily, shape-shifting amoeba causes nothing worse than diarrhea. But sometimes ...

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The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

MIT researchers are using living cells to target diseased brain areas and deliver tiny electronic devices that can modulate ...