Human bodies are not quite as dark as they look. A growing body of research suggests that living tissue constantly releases an ultraweak glow, a stream of photons that appears to switch off when life ...

It turns out the idea that humans glow might not just be poetic. A new study from the University of Calgary and the National Research Council of Canada has captured physical evidence showing that ...

Strong methods do exist for measuring animal movement in the context of energy expenditure, but these are limited by the physical size of the equipment used. Now, in a paper published in the Journal ...