Climate change's kryptonite: The green rock that could help save our planet
December 8, 2014, 9:19 p.m. by Bryan Nelson
Olivine is a miracle green rock that absorbs carbon dioxide naturally from the air.
Plane, train or automobile: Which has the biggest footprint?
February 17, 2014, 12:18 p.m. by Jim Motavalli
Which form of travel gives off the fewest emissions? Let's just say it pays to carpool.
Turning your car into a carbon fighter, for a price
September 20, 2013, 10:14 a.m. by Jim Motavalli
Theoretically, your car could capture and store carbon dioxide for later disposal, making it zero climate emission even without batteries. But are you willing to pay extra for that? A new survey supports the idea.
Colby College joins the carbon neutrality club 2 years ahead of schedule
April 17, 2013, 11:08 p.m. by Shea Gunther
Find out how this small Maine liberal arts school achieved its goal of being 100% carbon-neutral ahead of a 2015 deadline.
Bill Gates discusses polio, climate change and Steve Jobs during Reddit AMA
February 12, 2013, 10:43 a.m. by John Platt
Polio could be wiped out by 2018, but Gates says it will require investment and hard work.
California is generating so much solar energy, it's paying other states to take it
In praise of 'scruffy hospitality'
At what age should kids master these life skills?
12 plants that repel unwanted insects
Killer whales are hunting fishing boats like prey
Scientists learn how to record your dreams and play them back to you