The emergence of COVID-19 started scientists on a yearlong crash course to learn how the coronavirus might travel through the air and how to stop it. They learned a lot, and quickly.
Some smart people say we should be doing more to protect the Earth from asteroids. The technical issues are relatively easy. The economics — figuring out who's going to pay — are much harder. | Support our show here.
The COVID-19 crisis has exacerbated food insecurity and stretched an already-strained fishing industry. New partnerships with food banks give fisherman income and provide food for those in need.