Generating electricity with rice straw

Rice straw is the waste product of growing rice. Normally, it is simply burned adding sooty pollution to the local air and nudging up atmospheric carbon dioxide levels. What if there were a better alternative to simply burning ...

Dirty snow causes early runoff in Cascades, Rockies

Soot from pollution causes winter snowpacks to warm, shrink and warm some more. This continuous cycle sends snowmelt streaming down mountains as much as a month early, a new study finds. How pollution affects a mountain range's ...

Historic carbon peak soon to become global average, WMO says

After seeing carbon dioxide levels in the atmosphere surpass a historic threshold last week, the world should brace for the new peak level to soon become the global annual average, the World Meteorological Organization warned ...

Video: Why it hurts to eat hot peppers

You have probably had the burning sensation of eating a jalapeno or other tear-inducing pepper. What causes this painful fire in your mouth? The short answer is capsaicin. But what exactly is capsaicin? How does it work? ...

Juno team begins powering up science instruments

The engineers and scientists working on NASA's Juno mission have been busying themselves, getting their newly arrived Jupiter orbiter ready for operations around the largest planetary inhabitant in the solar system. Juno ...

page 13 from 28