How a giant tortoise could help you live longer, brain zapping to treat depression, and a male contraceptive trial. Plus, dark fluid could be the explanation for dark matter and dark energy, maybe.
The genetics of marijuana use, microbes that darken, String Theory vs Dark Energy, Ancient Egyption cheese.
Trees sorta sleep at night, new Tassie devils found, Neanderthal stalagmites, and dark energy and time.