Radioactive glassware of the early 20th century

From Adam Ragusea. Thanks to Lumen for sponsoring! To get 20% off, go to http://lumen.me/ragusea and start improving your health today! 2008 study on the safety of uranium glass in museums: https://run.unl.pt/bitstream/10362/5534/1/Matos_2008.pt.pdf 1992 study on leaching uranium from glass: https://pubmed.ncbi.nlm.nih.gov/1322875/ 1948 study on ancient Roman uranium glass: https://www.journals.uchicago.edu/doi/abs/10.1086/348071?journalCode=isis

Reactions to Cochineal Red Dye | #DeepLook #Shorts

From Deep Look. Dyes made from the cochineal insect have been used in textiles, paintings — and even in your food! See some of our fellow KQED staff members trying — and reacting to — different foods that contain the dye. And learn more about the cochineal insect with our video, "Meet the Bug You…

A World Without Governments? Anarchism Explained

From Crash Course. The word anarchy is synonymous with chaos, but what does it mean to political theorists? In this episode of Crash Course Political Theory, we explore the theories and practices of anarchism. Crash Course Political Theory #7 Introduction: 00:00 What Is Anarchy 0:42 Classical Anarchy 3:28 Collectivism 4:54 Anarchist Communism 5:39 Modern Anarchy…

Me, My Future, and I

From The Atlantic. Hanna talks to the creators of an AI project called Future You. She also has a conversation with a future version of herself. But the person she meets is not who she expected. Share understanding this holiday season. For less than $2 a week, give a year-long Atlantic subscription to someone special.…