News tagged with sensitivity

How do floating water bridges defy gravity?

The term "floating water bridge" may sound nonsensical, but it's the most logical name for a phenomenon that occurs when two beakers of water set slightly apart are zapped with high-voltage electricity and the water molecules ...

dateNov 06, 2012 in General Physics
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Why are so many fairy-wrens blue?

(Phys.org)—Researchers have long tried to explain the enormous diversity in colour of birds, and a new study is giving insights into why the humble fairy-wren, a colourful Australian bird, is radiantly blue.

dateNov 01, 2012 in Plants & Animals
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Deep-sea crabs grab grub using UV vision

(Phys.org)—Crabs living half-a-mile down in the ocean, beyond the reach of sunlight, have a sort of color vision combining sensitivity to blue and ultraviolet light. Their detection of shorter wavelengths may give the crabs ...

dateSep 06, 2012 in Plants & Animals
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