News tagged with experimental biology

Cells move as concentration shifts

What do wound healing, cancer metastasis, and bacteria colonies have in common? They all involve the collective displacement of biological cells. New research sheds some new light on the physical mechanisms provoking the ...

Jul 29, 2013
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Pigeons fly home with a map in their heads

It is a fascinating phenomenon that homing pigeons always find their way home. A doctoral student in biology at the University of Zurich has now carried out experiments proving that pigeons have a spatial ...

Jul 25, 2013
4.3 / 5 (3) 0 | with audio podcast

Rules of attraction: Catching a peahen's eye

Getting the undivided attention of a female is tough at the best of times but it's even harder when surrounded by other male suitors. It's no wonder males often resort to ostentatious displays to distinguish themselves from ...

Jul 24, 2013
not rated yet 3 | with audio podcast

Why do we gesticulate?

If you rely on hand gestures to get your point across, you can thank fish for that! Scientists have found that the evolution of the control of speech and hand movements can be traced back to the same place in the brain, which ...

Jul 02, 2013
4.3 / 5 (4) 0 | with audio podcast