<p>We continue our annual countdown of the ten most exciting, important, and fun stories from the world of science in 2020 with #8, #7, and #6.</p>

Who Were the Blackwell Sisters?

We hear amazing questions in the exhibit halls of the Museum of Science, Boston. Do woodpeckers get headaches? How many colors are in the rainbow? Who gets to drive the Mars rovers? Pulsar features short interviews with our education staff along with scientists, engineers, and experts from around the world in order to find the answers.