News tagged with surface waters

Spinning CDs to clean sewage water

Audio CDs, all the rage in the '90s, seem increasingly obsolete in a world of MP3 files and iPods, leaving many music lovers with the question of what to do with their extensive compact disk collections. ...

Sep 23, 2013 4.6 / 5 (17) 5 | with audio podcast

Rethinking surface tension

(Phys.org) —If you've ever watched a drop of water form into a bead or a water strider scoot across a pond, you are familiar with a property of liquids called surface tension.

Aug 30, 2013 4.9 / 5 (7) 0 | with audio podcast