In science news this week: Predicting heat waves? Look half a world away: When thunderstorms brew over the tropics, California heat wave soon to follow:  “When heavy rain falls over the Indian Ocean and Southeast Asia and the eastern Pacific Ocean, it is a good indicator that temperatures in central California will reach 100°Fin four to 16 days, according to a collaborative research team from the University of California, Davis, and the Asia-Pacific Economic Cooperation (APEC) Climate Center in Busan, … Continue reading SCIENCE NEWS: Tropical storms connected to Central Valley heat waves; Sinking salmon populations hidden by hatcheries; Salinity cycles in Lower Colorado River; Cover crops: Good for water quality?; and more …