It has been almost two years since NASA’s New Horizons probe made its historic flyby of Pluto, but we’re still learning new things about the dwarf planet from this mission’s data. Scientists were initially surprised to see the complex geology of Pluto, with ice mountains and vast frozen plains. It looks almost like a colder version of Earth in places. Now, researchers from the University of Plymouth in England say Pluto has another thing in common with Earth. Pluto has a system of dunes, but they’re not made from sand.
Perched high on a cliff in southern Italy, a bone-white pine tree has watched the Renaissance come and go, seen dozens o