News tagged with heavy metals

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Growing plants on Mars

We have been to the moon several times. Next time, we may go back for a considerable period. And concrete plans for a one-way ticket to Mars have already been forged. Food will have to be grown on location. ...

Mar 28, 2013
4.5 / 5 (10) 2

Key find for treating wastewater on World Water Day

A newly developed membrane used to separate waste from water could become key in the treatment of pollutants ranging from acid mine drainage to oil-containing wastewater, as well as in processes ranging from desalination ...

Mar 26, 2013
3.7 / 5 (3) 0

Herbal defluoridation of drinking water

Researchers in India have developed a filter system based on a medicinal herb, which they say can quickly and easily remove "fluoride" from drinking water. The technology described in the March issue of the International Jo ...

Mar 05, 2013
5 / 5 (4) 0

Light from silicon nanocrystal LEDs

(Phys.org)—Silicon nanocrystals have a size of a few nanometers and possess a high luminous potential. Scientists of KIT and the University of Toronto/Canada have now succeeded in manufacturing silicon-based ...

Feb 18, 2013
5 / 5 (10) 0 | with audio podcast

Novel materials shake ship scum

Just as horses shake off pesky flies by twitching their skin, ships may soon be able to shed the unwanted accumulation of bacteria and other marine growth with the flick of a switch.

Jan 31, 2013
5 / 5 (3) 0 | with audio podcast

Researcher finds life flying high above

For years, scientists have been tracking pollution that travels across the jet stream from Asia and measuring how much of it winds up in Northwest air. Now new work from University of Washington researchers shows it's not ...

Jan 07, 2013
5 / 5 (1) 2