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Articles on Nanoparticles

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Tiny, but they make a big difference: nanoparticles build up in the environment in all kinds of ways. victorpuntes/Flickr

Manufactured nanomaterials are a big deal in the environment

Major advances in technology are being spawned by the synthesis and application of nanoparticles and nanocomposites. The nanotechnology revolution offers great promise for major advances in medicine, manufacturing…
Exterminate! Roj

Swarms of robots could fight cancer (with your help)

Cancer researchers are not shy of using nanotechnology. Their work is making promising headway into developing safer and more effective treatments. And now, new developments in the area mean that the general…
What is coming out of our tailpipes that we can’t see? Lewis Whyld/PA

Explainer: nanoparticles in air pollution

Hearing the words “airborne nanoparticles” for the first time, one would probably ask: just how tiny are they, where do they come from, and do we need to worry about them? These tiny particles between…
It’s the sun rather than nanoparticles in sunscreen that poses the real health risk. Edson Soares

Time to dispel the fear of nanoparticles in sunscreens

The sunny season has well and truly started, as has the daily summer ritual of applying sunscreen. So now is the perfect time to consider whether “nano sunscreens”, which contain UV filtering nanoparticles…

When nanoparticles (almost) touch

When two gold nanoparticle spheres are pushed sufficiently close together, the gap between them acquires a red colour, as…
A festival worker hands out sunscreen to the crowd at the Big Day Out in Sydney. AAP/Dan Himbrechts

Keep slapping it on: fears over sunscreen nanoparticles unfounded

Human skin can tolerate the tiny metal oxide nanoparticles found in some sunscreens just as well as larger and organic alternatives, the latest tests by RMIT University researchers show. The finding comes…

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