Carbon nanotubes

Displaying all articles

Substances, such as these carbon nanotubes, can behave differently at the nano-scale, and may post a health risk. ZEISS Microscopy/Flickr

Big questions about risk assessment of nanomaterials

We need to carefully assess nanomaterials to ensure their safety, but there are questions over whether the existing practice of risk assessment is up to the task.
Asteroidea Electrica, first prize winner by Adrianus Indrat Aria. Cambridge University

Engineering’s unexpected and microscopic beauty

We all know engineering is useful, functional, even ingenious. But the engineering photography competition we hold each year provides us a chance to wander outside its merely utilitarian aspects into dimensions…

New uses for carbon nanotubes

University of California, Riverside, scientists have added ionic liquid to single-walled carbon nanotubes and modified the…
A combination of wax and coiling makes carbon nanotube muscles stronger than ever. Science/AAAS

Power to you: carbon nanotube muscles are going strong

Just on a year ago my colleagues and I announced our discovery that carbon nanotube yarns could be made to twist and rotate at great speeds when electrically stimulated. In this way we had created “artificial…

New sponge to clean up oil spills

A new type of carbon nanotube sponge can absorb over 100 times its weight in oil making it perfect for cleaning up oil spills…
A week is a long time to be stuck in a lift. MGM

Going up! The elevator that could take you into space

A major Japanese construction company, Obayashi Corporation, has announced plans to build a space elevator within 40 years, allowing people to be transported to space stations above the earth. The proposed…

Top contributors