Cellphone Battery Charge Could Someday Last for Months
A newly developed material could relieve a constant nuisance for cellphone users and help significantly reduce our carbon footprints.
U.K. Criminals Have Dramatically Decreased Their Carbon Footprint
A new study shows that the carbon cost of acquisitive and violent crime dropped by 62 percent between 1995 and 2015.
Streaming Video Drives Up Global CO2 Emissions
Watching your favorite streamed TV series may seem harmless, but the electricity consumed by the growing demand for video is leaving a hefty carbon footprint.
Three Questions for Al Gore
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Popular Mechanics probes the former vice president about his newly green home, his new concert series and the future of ethanol.
The Queen Gets Her Revenge
Queen Elizabeth began a toast on Tuesday by teasing the president: "I wondered whether I should start this toast saying I was here in 1776, but I don't think I will." Though she has since departed our shores, the British monarch is not done teaching Americans a lesson -- her carbon footprint for the trip will be calculated and matched with a donation to an environmental charity.