Five U.S. states have adopted science education standards that recommend introducing two highly charged topics—climate-change science and evolution—into classrooms well before high school, Scientific American reports. Released in April, the Next Generation Science Standards are the first effort in 15 years to overhaul U.S. science education nationwide. Twenty-six states, working with non-profit science and education groups, developed the guidelines on the basis of recommendations from the U.S. National Research Council. And the measures are being adopted, even in states where climate change and evolution tend to be avoided in the classroom…