Plant, animal surfaces inspire infection-proof engineered implants
Dragonfly wings, lotus leaves, cicada wings—thanks to millennia of evolution, nature has optimized the ways these surfaces and others behave to offer antibacterial functionality.
Dragonfly wings, lotus leaves, cicada wings—thanks to millennia of evolution, nature has optimized the ways these surfaces and others behave to offer antibacterial functionality.
Condensed Matter
Apr 6, 2021
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The findings add to current knowledge of how insects fly and keep stable in the air. They could also help to inspire new designs in small aerial vehicles like drones, which can be useful for search-and-rescue attempts and ...
Plants & Animals
Feb 9, 2021
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244
A citizen science program that began over a decade ago found that dragonflies can be used to measure mercury pollution. Research Professor Celia Chen, director of Dartmouth's Toxic Metals Superfund Research Program, explains ...
Environment
Oct 27, 2020
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At present, the formation of galaxies is difficult to understand without the presence of a ubiquitous, but mysterious component, termed dark matter. Astronomers have measure how much dark matter there is around galaxies, ...
Astronomy
Oct 13, 2020
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A study led by the University of Turku has found that small, fiercely predatory damselflies catch and eat hundreds of thousands of insects during a single summer—in an area surrounding just a single pond. In terms of weight, ...
Plants & Animals
Mar 3, 2020
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21
For humans, trade is second nature and civilizations have flourished and fallen with the fate of their trade. In fact, the mutual scratching of backs is a cornerstone of many animal societies. On the other hand, deep and ...
Evolution
Feb 18, 2020
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160
Dragonflies and damselflies are animals that may appear gentle but are, in fact, ancient hunters. The closely related insects shared an ancestor over 250 million years ago—long before dinosaurs—and provide a glimpse into ...
Plants & Animals
Jan 16, 2020
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New research from Case Western Reserve University in how dragonflies may adapt their wing color to temperature differences might explain color variation in other animals, from lions to birds.
Plants & Animals
Jan 23, 2019
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108
Google workers on Tuesday posted an open letter calling on the internet giant to abort plans for "a censored search" service in China or risk setting a dangerous precedent.
Business
Nov 27, 2018
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Don't worry. This isn't an announcement of a new invasion from elsewhere, but a leap into the past in the Paleozoic: the time of giant insects, 100 million years before the dinosaurs, during which insects also had their T-Rex: ...
Archaeology
Sep 3, 2018
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