COVID-19: First bumps are cleaner than handshakes. A good infographic comparison of COVID-19, MERS, and SARS. California has declared a state of emergency. 290 million students are out of school. Pets can catch COVID-19 but they cannot pass it on to humans. In an epidemic, trust in authority figures is very important. Don’t believe anything that known liars tell you!
Microscopy: Look at a leaf we found outside.