A dancer and a yoga teacher explain how to close your rib cage for better core engagement (read: handstands, downward dogs, and beyond). Photo: Getty Images/fizkes Published Nov 9, 2019 ...

In 2015, in a 240-million-year-old lake deposit in southern Germany, Rainer Schoch and I identified skeletal remains of an even earlier stem-turtle, Pappochelys, which is Greek for “grandfather ...