News tagged with heavy metal

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

Banana peels get a second life as water purifier

To the surprisingly inventive uses for banana peels — which include polishing silverware, leather shoes, and the leaves of house plants — scientists have added purification of drinking water contaminated with potentially ...

Mar 09, 2011 4.6 / 5 (8) 0