Planet Earth

Snapshot of a Super Sucker

Scientists are using biological suction cups as inspiration for new bioengineered tech.

The CruxBy Alex OrlandoJun 1, 2020 1:15 PM
Suction Cup - Victor Kang
(Credit: Victor Kang/University of Cambridge)

Newsletter

Sign up for our email newsletter for the latest science news
 

This suction cup, laser-scanned with a high-resolution microscope, belongs to a larva of a net-winged midge. The aquatic insect lives in alpine streams, in rivers and below waterfalls, where it uses these adhesive organs to stick to rocks with ease. But what makes these supercharged suction cups stay put as the baby flies are blasted by cascading water, sometimes with a pressure greater than 600 times their body weight? An international team led by researchers from the University of Cambridge wants to know, too. They’re studying the sticky suckers to inspire ideas for new, bioengineered suction cups that can cling to different surfaces — even ones that are rough and wet.


This story originally appeared in print in our June 2020 issue. Subscribe to Discover for more stories like this.

1 free article left
Want More? Get unlimited access for as low as $1.99/month

Already a subscriber?

Register or Log In

1 free articleSubscribe
Magazine Examples
Want more?

Keep reading for as low as $1.99!

Subscribe

Already a subscriber?

Register or Log In

More From Discover
Recommendations From Our Store
Shop Now
Stay Curious
Join
Our List

Sign up for our weekly science updates.

 
Subscribe
To The Magazine

Save up to 70% off the cover price when you subscribe to Discover magazine.

Copyright © 2021 Kalmbach Media Co.