News tagged with water chemistry

Late Cretaceous Period was likely ice-free

For years, scientists have thought that a continental ice sheet formed during the Late Cretaceous Period more than 90 million years ago when the climate was much warmer than it is today. Now, a University ...

Sep 24, 2013
4.3 / 5 (18) 3 | with audio podcast

'Artificial leaf' moves closer to reality

An important step toward realizing the dream of an inexpensive and simple "artificial leaf," a device to harness solar energy by splitting water molecules, has been accomplished by two separate teams of researchers ...

Jun 13, 2011
5 / 5 (11) 1 | with audio podcast

Cash register receipts a new BPA concern

If you read environmental news on a regular basis then you know that consumers are in an uproar about the revelation that SIGG water bottles contain bisphenol-A (BPA), despite the company's previous BPA-free advertisements. ...

Oct 12, 2009
4.9 / 5 (10) 1