One Third of the World’s Population Unable to See Milky Way
Among my fondest memories of being a kid back in the 1960’s was taking a week or so of summer vacation to visit relatives at my grandfather’s farm in Herman, PA (about 65 km northeast of Pittsburgh). During my stay I would spend evenings lying on the freshly cut grass of my grandpa’s back yard, just looking up into […]
Science Images of the Week
Dogs Communicate with Wag of a Tail
The direction in which a dog wags its tail can communicate its emotional state to other canines, according to a new study published in Current Biology. The Italian research team behind the study says dogs recognize, and respond accordingly, whether other canines wag their tails to the right or to the left. The reason dogs […]