Frontpage » Tag » chalk

News tagged with chalk

Research explains mystery of ocean sediment

(PhysOrg.com) -- New research by an international team of researchers has revealed the previously unidentified role that fish play in the production of sediments in the world's oceans.

Space & Earth / Earth Sciences

created Mar 01, 2011 | popularity 4.8 / 5 (8) | comments 2 | with audio podcast

X-rays reveal why sea urchins are no easy prey

(PhysOrg.com) -- The spine of a sea urchin is 99.9% chalk, a very common material forming tiny crystals that are very hard but easy to break apart. Scientists have now discovered how these marine animals use ...

Chemistry / Analytical Chemistry

created Feb 14, 2012 | popularity 4.8 / 5 (4) | comments 0 | with audio podcast

Cutting-edge study shows teeth can be used to determine what has been eaten

You are what you eat is truism that has been given new impetus by 'cutting edge' research led by the University of Leicester that reveals your teeth are literally shaped by your food.

Other Sciences / Archaeology & Fossils

created Apr 03, 2012 | popularity 3.8 / 5 (5) | comments 0 | with audio podcast

Solving the chalk mystery

A piece of chalk in a laboratory at the University of Stavanger in Norway may be the key to unlock a great mystery. If the mystery is solved, it will generate billions in additional income for the oil industry. Associate ...

Space & Earth / Earth Sciences

created Apr 24, 2009 | popularity 3.9 / 5 (7) | comments 8

New Danish research shows how oil gets stuck underground

It is a mystery to many people why the world is running out of oil when most of the world's oilfields have only been half emptied. However some of the oil that has been located is trapped as droplets of oil in small cavities ...

Space & Earth / Earth Sciences

created May 11, 2009 | popularity 5 / 5 (2) | comments 0