Female students, and management dreams, are changing the mix
The U.S. is phasing out energy-hog lightbulbs in January. How do the alternatives stack up?
Science aficionados have odd and surprising interests
Computers are good at storage and speed, but brains maintain the efficiency lead
Crooks may seek your identity, but "hacktivists" cause the blockbuster breaches
Fossil fuels exact the biggest toll in terms of lives lost
Child mortality rates decline as women become better educated
Global warming could scorch the western U.S.
China outshines the U.S. as the top investor, while Europe is a close third
What we don't know could hurt us
Cupid's arrows, laced with neurotransmitters, find their marks
Federal R&D spending shows how government priorities stack up
The world's fisheries continue to collapse, although smart controls could help
Only a tiny fraction of the compounds around us have been tested for safety
Ever-fatter Americans risk much higher rates of disease and death
Globe-trotting humans were the culprits