Video: The Sun reverses its magnetic poles

This visualization shows the position of the sun's magnetic fields from January 1997 to December 2013. The field lines swarm with activity: The magenta lines show where the sun's overall field is negative and the green lines ...

Camera-carrying falcons reveal mystery of raptor pursuit

Raptors are the masters of the aerial dogfight. Intercepting prey on the wing, falcons lock their victims in their gaze before engaging in battle. Intrigued by the raptor's attack strategy, Suzanne Amador Kane recruited falconers ...

How do honeybees control their flight speed to avoid obstacles?

Unlike humans, bees have a dorsal visual field that enables them to avoid obstacles above their heads. Until now, it was not known whether this helped them to control their flight speed. Recent research by French biorobotics ...

'Neurologger' reads bird brains in flight

Using a "neurologger" specially designed to record the brain activity of pigeons in flight, researchers reporting online on June 25th in Current Biology, a Cell Press publication, have gained new insight into what goes through ...

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