Science

Astronauts back home after a year in space
NASA astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko spent most of a year on the International Space Station. Their landing brings an epic mission to an end.
USDA rejects whistleblower's appeal
USDA entomologist Jonathan Lundgren filed a complaint with the department in 2014, claiming he was restricted from publishing and talking about his research on pesticides and pollinating insects.
U.S. Navy brings back navigation by the stars for officers
A decade after phasing out celestial navigation from its academy courses, the U.S. Navy has restarted that formal training. The shift comes at a time of growing anxiety over possible threats to GPS.