Scientists at Columbia Engineering have invented a new way to build tiny 3D structures using DNA and water. This self-assembling technique could revolutionize nanotechnology, making microscopic electronics and medical devices cheaper, greener, and easier to produce.

How DNA 3D printing could transform nanotechnology and medicine

The world has several coronavirus vaccines now. Vaccination has even started in some countries. But to determine whether a person has coronavirus or not still takes some minimum time.

This nanotech-based technique detects COVID infection in 10 seconds

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