Pedal to the metal for human evolution
Mass migrations, the population explosion, and city living fuel rapid rate of genetic change
Sci + Tech
Aerosols may solve the climate crisis
Volcanoes inspire scientists in warming battle
Virtual evolution breeds answers
Computer-simulated evolution can lead to unexpected solutions
Prime Minister sacks his science advisor
Objective scientist reporting to P.M. is replaced with a mixed-interest council reporting to the minister of industry
Bacteria boost human health
Probacteria fight AIDS and gas