News tagged with collective behaviors

Evolution shapes new rules for ant behavior

In ancient Greece, the city-states that waited until their own harvest was in before attacking and destroying a rival community's crops often experienced better long-term success.

May 15, 2013
5 / 5 (4) 0 | with audio podcast

Mosh pits can shed light on panic situations

(Phys.org)—When physics graduate student Jesse Silverberg took his girlfriend to a heavy metal concert, he didn't dive into the mosh pit as usual. He hung back and observed that humans act like particles, ...

Feb 27, 2013
5 / 5 (2) 1 | with audio podcast

Blocking infinity in a topological insulator

(Phys.org)—In bulk, topological insulators (TIs) are good insulators, but on their surface they act as metals, with a twist: the spin and direction of electrons moving across the surface of a TI are locked ...

Feb 08, 2013
4.8 / 5 (4) 7 | with audio podcast

Secrets of flocking revealed

Watching thousands of birds fly in a highly coordinated, yet leaderless, flock can be utterly baffling to humans. Now, new research is peeling back the layers of mystery to show how exactly they do it -- and ...

Oct 26, 2011
3 / 5 (3) 8 | with audio podcast