Mantria Corporation: The biggest green Ponzi scheme ever?
July 6, 2011, 11:11 a.m. by John Platt
Investors bilked out of $54 million chasing the promise of a green utopia.
Study reveals biochar as a strategy to fight global warming
August 23, 2010, 11:49 p.m. by Karl Burkart
Using agricultural waste to make biochar has the potential to reduce 12% of global CO2 emissions annually.
'Char-apalooza' presents top biochar breakthroughs
August 18, 2009, 9:50 p.m. by Karl Burkart
First North American Biochar Convention pulls in top Obama brass and puts this fledgling industry on the map.
Tasmanian tiger 'sightings' prompt new scientific hunt
Is this the wildest treasure hunt in history? The mystery of the Oak Island Money Pit
8 cooking liquids you shouldn't toss
In baby otter's first try, water is no fun
650-year-old Polish oak is Tree of the Year
How to redesign a van to live out of it