In order to 3D-print really intricate items, you need a really fine print nozzle. Scientists have discovered that instead of going to the time and trouble of building one, you can simply repurpose a mosquito's existing blood-sucking proboscis.

In order to 3D-print really intricate items, you need a really fine print nozzle. Scientists have discovered that instead of going to the time and trouble of building one, you can simply repurpose a mosquito’s existing blood-sucking proboscis.