Imagine discovering a plant that has the potential to help alleviate post-traumatic stress disorder, suicidal thoughts and paralyzing anxiety. That's what some believe ayahuasca can do, and this psychedelic drink is attracting more and more tourists to the Amazon.
Here's an airline safety video passengers might actually watch.
Students at the University of North Carolina took fake classes and advisers funneled athletes into the program to keep them eligible, according to a scathing independent report.
DNA from a 45,000-year-old leg bone is giving scientists a better idea of when modern humans first started mating with Neanderthals.