News tagged with gravel

Scientists explore the physics of bumpy roads

sand or gravel or snow -- develops ripples that make driving a very shaky experience. A team of physicists from Canada, France and the United Kingdom have recreated this "washboard" phenomenon in the lab with ...

Jul 07, 2009
3.5 / 5 (4) 2

Hushed hoarders and prying pilferers

In order to prevent other birds from stealing the food they are storing for later, Eurasian jays, a type of corvid, minimizes any auditory hints a potential pilferer may use to steal their cache (food that ...

Dec 04, 2012
5 / 5 (2) 0 | with audio podcast

Iran, Iraq pay $1.2 bn to battle sandstorms

A top Iranian environment official said on Monday Tehran and Baghdad will jointly pay $1.2 billion in a project to reduce the number of sand dunes in a bid to cut the number of sandstorms from Iraq.

Oct 03, 2011
5 / 5 (1) 1