Biofuel Breakthrough, NYC Establishes a Traffic Tax, Ethical Investing Gathering...

University of Utah engineers have found a quick, cheap and efficient method to turn algae into fuel; NYC establishes...

Study shows climate could stabilize in a couple of decades, transparent solar cells,...

City Helps Homeless Find Shelter, Lego Pledges $100m for Refugee Kids, 7 Wins Against...

As temperatures drop in Sweden, Stockholm is using commercial advertisements to help people get to warmth and shelter; Lego...

Biggest ever dog rescue in the US, massive eradication lets island wildlife resurge,...