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Demonstration - Blog Posts
The woman made history with quick preparations and broke the record. Superrr 🤣😎👌👌
National #demo2012 #6 by Marc Fairhurst on Flickr.
so basically it’s halloween
Madrid, Spain
Two women walk past activists from Extinction Rebellion lying down outside the Spanish parliament during a protest  to call attention to the causes of death related to the climate crisis. Part of the banner reads ‘Death’Photograph: Paul White/AP
National Geographic atlases from 1999 through 2014 shows how Arctic ice has melted over time.
Radioactivity, beautifully visualized
You’re looking at the tracks of radioactivity – mostly alpha rays, I think – emitted from a chunk of uranium ore placed in a cloud chamber. Alpha particles, and also beta particles, strip away electrons when they collide with atoms in the air inside the cloud chamber, leaving those atoms positively charged, or ionized. Alcohol vapor condenses on the ions, leaving a vapor trail that marks the path of the alpha ray.Â
An outfit calling itself Cloudy Labs put the video up on YouTube a while back.Â