Although other human materials can be unreliable in terms of population prediction, fecal stanols can be a more accurate clue into the history of a settlement
Technique uses photons, fundamental components of light, to measure nanoscopic materials thinner than 100,000th the width of a human hair—with 30,000 fired per second and 500bn throughout
The study found that even a short bout of moderate exercise increased levels of a lipid in male, female, young, old, sedentary, and active human subjects.