Top science stories of 2021; Insuring nature against extreme storms

This year, scientists learned more about COVID-19 as the virus continued to circulate and mutate. The cicadas emerged from underground, and Perseverance landed on Mars. Laura Helmuth, editor in chief of Scientific American, talks about the year in science. And, climate change is forcing the insurance industry to adapt and come up with new products. We dive into one experiment: a policy to insure nature against extreme storms, specifically a coral reef in Mexico.