Articles on Nanomaterials

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Some companies have used nano-titanium dioxide to make powdered sugar on donuts whiter. Shutterstock

No big deal: there is little to fear from nanoparticles in food

Two new studies from Food Standards Australia and New Zealand show there's no evidence that nanoparticles in food present a health risk, but there's more research to be done.
The microprocessors on this wafer of silicon have transistors measuring in the nanometres. Shutterstock

Electronics are getting small, and that is causing big problems

As the components in electronic devices are shrinking to the nanoscale, even a single atom out of place can disrupt their function. But this also presents an opportunity to make them even better.

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