REWATCH: March for Science rally in Washington, D.C. performances and guest speeches.
Thousands of scientists worldwide ditched their labs to take to the streets Saturday to rally against what they say are mounting attacks against science. The March for Science, happening on Earth Day, was set for more than 500 cities.
The main events were set to take place in Washington and to be joined by dozens of nonpartisan scientific professional societies. Scientists involved in the march said they were anxious about political and public rejection of established science such as climate change and the safety of vaccine immunizations.
March for Science LA estimates 25,000 people joined the march from Pershing Square to City Hall in downtown Los Angeles. Circa was there as speakers talked about everything from air quality to how to recognize "fake news" on the internet. Here are some images from the rally and expo.
Here's a look at an aerial shot of the crowd gathered in downtown Los Angeles.
Here's a group protesting at a march in Dublin.
And another group of protesters at a march in London.
Photos from a march for science in Uganda.
Doctor Who was spotted at a march for science in London.
A march toward the Capitol is scheduled to take place in Washington, D.C.