A newly published study shows that we humans are pretty bad lie detectors when trying to tell if someone is trying to deceive us.   The study's author says that instead of looking for classic signs of lying such as averted eyes or fidgeting we may be better off trusting our own intuition to determine whether or not someone is telling us the truth.   Today we’ll talk with the study’s author on our One on One Segment. And… Scientists have confirmed a nine year old theory that there's a huge lake of liquid beneath on one of the moons of Saturn and that this moon may be a good place to search for non-Earth life forms. The World Health Organization is trying to calm what seems to be a sense of panic in some areas about the severity of the Ebola outbreak in the West African country of Guinea.   These stories and more are coming up for you on VOA's science, health and technology magazine, "Science World."