Articles sur Nanotechnology

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Achievement unlocked: Rewritable paper. Yadong Yin

Reprintable paper becomes a reality

Coating paper with an inexpensive thin film can allow users to print and erase a physical page as many as 80 times. That reduces both the cost and the environmental effects of paper use.
Static electricity can cause more than just a bad hair day. Ken Bosma

Static electricity’s tiny sparks

These mini lightning bolts have been known for millennia. Understanding static electricity at the atomic level opens the door for new technologies – as well as ways to cut down on the tiny zaps.
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.
Treated with zinc nanoparticles, mung bean plants like these grew larger and produced more beans. Chad Zuber/Shutterstock.com

How nanotechnology can help us grow more food using less energy and water

Growing enough food to feed 9 billion people by 2050 will require huge amounts of energy and water. Using nanoparticles to boost plant growth and yield could save resources and reduce water pollution.

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