Latest Issue of Science News

cover 3/7
illustration of Dawn spacecraft approaching Ceres

HOME STRETCH The Dawn spacecraft has arrived at Ceres, shown in an artist’s illustration, to begin a 14-month investigation of the dwarf planet.

group of killer whales

MOVING ON  If traveling killer whales have a postmenopausal female in the lead, her long ecological experience may give them an edge in hunting salmon. 

Alpha Magnetic Spectrometer

EYES ON THE INVISIBLE PRIZE  Designed to detect cosmic rays, the Alpha Magnetic Spectrometer cruises above Earth on the International Space Station.

partial jaw fossil

EVOLUTION’S BITE  A researcher holds a 2.8-million-year-old partial jaw near where it was found in Ethiopia. The fossil’s discoverers say it represents the earliest known member of the human genus, Homo.



Science News