A controversial train heads for the Maya rainforest | Science

Every day at sunset, a 3-million-bat whirlwind emerges from a cave and floods the night sky of the Calakmul Biosphere Reserve. The cave—El Volcán de los Murciélagos (the Bat Volcano)—hosts at least seven bat species and is a pillar of the region’s ecosystem. Ecologist Rodrigo Medellín Legorreta of the National Autonomous University of Mexico (UNAM), … Read more

Scientists Just Identified a Brand New Muscle Layer in The Human Jaw

It turns out there are still exciting new discoveries to be made in a field as well-studied as human anatomy: researchers have confirmed the existence of a layer of muscle in the human jaw that has until now eluded anatomists.   This new muscle is a deeper, third section of the masseter muscle. It’s the most prominent … Read more