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Nature & Environment

Reverse-engineering bird's quantum compass

By T.K. Randall
June 29, 2009 · Comment icon 0 comments



Image Credit: sxc.hu
For years scientists have been studying birds in an attempt to determine exactly how they are able to navigate large distances on their globe-spanning migrations. The latest piece of this puzzle is an oxygen molecule called superoxide.
Scientists are coming ever closer to understanding the cellular navigation tools that guide birds in their unerring, globe-spanning migrations. The latest piece of the puzzle is superoxide, an oxygen molecule that may combine with light-sensitive proteins to form an in-eye compass, allowing birds to see Earth’s magnetic field."


Source: Wired | Comments (0)


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