Comments at a glance: Boy discovers microbe that eats plastic

Seeing the light (rail)

Video: Forests popular dumping ground for old TVs

New type of concrete could last 16,000 years and reduce worldwide CO2 emissions

On Broadway, pedestrians rule

LED there be light

Kites could bring wind power to new heights

Move to the city and reduce your carbon footprint by 70%

Do you have to modify a diesel engine to run it on vegetable oil?

U.S. looks to Spanish high speed rail as model

Being car free

Pedaling love