About 1,000 people rallied on Earth Day at the campus of Cal Tech in Pasadena, Calif., under the banner of “Science Not Silence,” part of nationwide protests.
![](https://newsandletters.org/wp-content/uploads/2017/06/March-for-Science-DC-150x150.jpg)
About 1,000 people rallied on Earth Day at the campus of Cal Tech in Pasadena, Calif., under the banner of “Science Not Silence,” part of nationwide protests.
Participants report on the April 22 Science Not Silence demonstration where about 1,000 people rallied at the campus of Cal Tech and made ready to march in defense of science and of rational thought itself.