NATURAL SCIENCE

Four4Four Science: Urine byproduct powers battery; the 'high' you get from good music, astronomers discover 'super Earth' among new worlds, strange green comet heading our way

Battery harnesses the power of urine

Four4Four Science: Urine byproduct powers battery; the 'high' you get from good music, astronomers discover 'super Earth' among new worlds, strange green comet heading our way

Four4Four Science: Scientists identify new human organ, photographer captures stunning images of isolated Amazon tribe, the science of red wine hangovers, did fire help doom Titanic?

New human organ identified

Four4Four Science: Scientists identify new human organ, photographer captures stunning images of isolated Amazon tribe, the science of red wine hangovers, did fire help doom Titani...

Scientists identify new organ in humans

A mighty membrane that twists and turns through the gut is starting the new year with a new classification: the structure, called the mesentery, has been upgraded to an organ.