News tagged with butterfly wings
Butterfly wings' 'art of blackness' could boost production of green fuels
Butterfly wings may rank among the most delicate structures in nature, but they have given researchers powerful inspiration for new technology that doubles production of hydrogen gas — a green fuel of the future — ...
Mar 26, 2012 |
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Researchers make better heat sensor based on butterfly wings
(PhysOrg.com) -- Scientists have long known that butterfly wings produce their iridescent colors by bouncing light around and between tiny ridges in structures made of chitin. More recently they’ve discovered ...
Feb 13, 2012 |
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'Supergene' is key to copycat butterflies
Since Charles Darwin, biologists have pondered the mystery of "mimicry butterflies", which survive by copying the wing patterns of other butterflies that taste horrible to their predators, birds.
Aug 12, 2011 |
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An eye gene colors butterfly wings red
Red may mean STOP or I LOVE YOU! A red splash on a toxic butterfly's wing screams DON'T EAT ME! In nature, one toxic butterfly species may mimic the wing pattern of another toxic species in the area. By ...
Jul 21, 2011 |
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Copper butterfly folds wings to avoid unwanted male advances
(PhysOrg.com) -- In a move that females of any species would likely recognize, the small copper female butterfly has evolved a strategy of dissuading amorous males that is both effective and energy conserving; ...
Jun 02, 2011 |
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Rainbows without pigments offer new defense against fraud
Scientists from the University of Sheffield have developed pigment-free, intensely coloured polymer materials, which could provide new, anti-counterfeit devices on passports or banknotes due to their difficulty ...
May 18, 2011 |
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Colors of Butterfly Wing Yield Clues to Light-Altering Structures
(PhysOrg.com) -- At the very heart of some of the most brilliant colors on the wings of butterflies lie bizarre structures, a multidisciplinary team of Yale researchers has found. These structures are intriguing ...
Jun 14, 2010 |
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Butterfly vision, wing colors linked: Ability to identify own species aided by ultraviolet pigment
(PhysOrg.com) -- Butterfly experts have suspected for more than 150 years that vision plays a key role in explaining wing color diversity. Now, for the first time, research led by UC Irvine biologists proves ...
Feb 16, 2010 |
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How the butterflies got their spots
(PhysOrg.com) -- How two butterfly species have evolved exactly the same striking wing colour and pattern has intrigued biologists since Darwin's day. Now, scientists at Cambridge have found 'hotspots' in ...
Feb 05, 2010 |
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Sparkly Spiders and Photonic Fish
(PhysOrg.com) -- Scientists in Israel and the UK have uncovered the details of how certain fish and spiders create their iridescent scales and silvery skins.
Dec 09, 2009 |
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Nanometric butterfly wings created
A team of researchers from the State University of Pennsylvania (USA) and the Universidad Autónoma de Madrid (UAM) have developed a technique to replicate biological structures, such as butterfly wings, ...
Nanotechnology / Nanomaterials
Oct 08, 2009 |
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Sexy or repulsive? Butterfly wings can be both to mates and predators
Butterflies seem able to both attract mates and ward off predators using different sides of their wings, according to new research by Yale University biologists.
Apr 01, 2009 |
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Hind wings help butterflies make swift turns to evade predators, study finds
(PhysOrg.com) -- New tires allow race cars to take tight turns at high speeds. Hind wings give moths and butterflies similar advantages: They are not necessary for basic flight but help these creatures take tight turns to ...
Biology /
Jan 07, 2009 |
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How far can they go? Traveling is key for survival and conservation
Nowadays, more and more animal habitats are being fragmented, or lost. Many species need assistance and conservation of their environments to survive, and it is important to know the best way this can be achieved. ...
Nov 15, 2011 |
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Natural solar collectors on butterfly wings inspire more powerful solar cells
The discovery that butterfly wings have scales that act as tiny solar collectors has led scientists in China and Japan to design a more efficient solar cell that could be used for powering homes, businesses, ...
Feb 05, 2009 |
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