If you've heard Tested you know that athletes, doctors, and ethicists worked for nearly 30 years to end mandatory chromosome tests for all women athletes. They succeeded in 1999. Now, World Athletics wants to bring them back: buttondown.com/tested/archi...

What an amazing woman and researcher! www.sciencenews.org/article/mara...

A few years ago I worked across the street from NYPL, and they hosted the exhibit "You Say You Want a Revolution: Remembering the 1960s." Most of those protest signs—denouncing war, racism, sexism, police brutality—are still plenty relevant today. This one's by artist Jay Belloli, from 1970

Never jumped on the twitter bandwagon but great to be part of this community and share the wonderful world of praying mantises!

Cambrian explosion