How deadly dragonfly wings bust up bacteria
Scientists have revealed the intricate detail of how dragonfly wings kill bacteria, thanks to new methods for using very powerful microscopes to see nature's smallest structures in three dimensions.
Scientists have revealed the intricate detail of how dragonfly wings kill bacteria, thanks to new methods for using very powerful microscopes to see nature's smallest structures in three dimensions.
Plants & Animals
Feb 12, 2018
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614
Researchers from the Universities of Turku and Helsinki, Finland, have discovered the prey species of adult dragonflies and damselflies, as modern laboratory techniques enabled the study of the insects' diet. In the study, ...
Plants & Animals
Oct 4, 2017
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246
A Russia-linked cyber-espionage group has hacked into the controls of electricity distribution networks in the US and Europe, raising the risk of malicious, remotely-caused blackouts, computer security firm Symantec said ...
Security
Sep 6, 2017
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7
The Johns Hopkins Applied Physics Laboratory has submitted a proposal to NASA outlining a daring New Frontiers-class mission concept that would use an instrumented, radioisotope-powered dual-quadcopter to explore potential ...
Space Exploration
Aug 24, 2017
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32
New research from Australia and Sweden has shown how a dragonfly's brain anticipates the movement of its prey, enabling it to hunt successfully. This knowledge could lead to innovations in fields such as robot vision.
Plants & Animals
Jul 25, 2017
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1097
(Phys.org)—A biologist with the University of Zurich has discovered a species of dragonfly whose females play dead to avoid copulating with other males once her eggs have already been fertilized. In his paper published ...
Using the world's most powerful telescopes, an international team of astronomers has found a massive galaxy that consists almost entirely of dark matter.
Astronomy
Aug 25, 2016
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4783
Futuristic dragonflies are flapping their wings in the Biomimetics Lab at the University of Auckland's Bioengineering Institute.
Engineering
Aug 12, 2016
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30
The Russian insect researcher Oleg Kosterin and his Japanese colleague Naoto Yokoi have traced the dragonfly in a remote mountainous border region between Cambodia and Laos and named it "Asiagomphus reinhardti". They honour ...
Plants & Animals
Apr 13, 2016
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18
Someday, cicadas and dragonflies might save your sight. The key to this power lies in their wings, which are coated with a forest of tiny pointed pillars that impale and kill bacterial cells unlucky enough to land on them. ...
Materials Science
Mar 15, 2016
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54