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Sunflower heliotropic ability inspires passive solar tracking

By Damir Beciri
2 Comments16 August 2012

sunflowerslg005.jpgAs we reported in our article about a similar technology, sunflowers are able to slowly rotate from east to west during the course of a sunny day in order to maximize the amount of received sunlight in a process called heliotropism. Researchers from University of Wisconsin-Madison found a way to create their version of a… »


Insect hearing biomimicry inspires new approach to small antennas

By Damir Beciri
One Comment4 March 2011

ormia-ochraceaOrmia ochracea is a small parasitic fly best known for its strong sense of directional hearing. A female fly tracks a male cricket by its chirps and then deposits her eggs on the unfortunate host. The larvae subsequently eat the cricket. Though it doesn’t work out well for male crickets, such acute hearing in a… »


Self-sharpening sea urchin teeth may inspire ever-sharped tools

By Damir Beciri
3 Comments28 December 2010

sea-urchin-handIn order to survive in a tumultuous environment, sea urchins literally eat through stone. Sea urchins use their teeth to carve out nooks where they hide from predators and protect themselves from the waves. Despite constant grinding and scraping on stone, urchin teeth never get dull. This ability has puzzled scientists for decades, but researchers… »