The possible contenders for the title of inventor of spray paint were actually working across decades. And really, all those people contributed pieces of the story.
Yesterday
Rebecca Smith Pollard, aka Kate Harrington
Rebecca Smith Pollard published a book of poems to mark the U.S. centennial in 1876, and also a novel with some questionable messages. She also developed a method to teach children to read that was ahead of its time. Research: Chetwynd, Sally Morong “Sam.” “Birth of Rebecca Smith ... Show More
41m 43s
Jun 15
The Life and Afterlife of Casimir Pulaski
Pulaski is often built up into an almost mythic figure who represents patriotism, bravery, freedom, independence, and the U.S. as a melting pot. a nation of immigrants. But there’s also a very different version of his story. Research: “Benjamin Franklin to George Washington, 29 M ... Show More
45m 10s
Aug 2024
The Radium Girls
<p>When Marie and Pierre Curie discovered radium in 1898, the chemical element was quickly adopted by manufacturers for its luminescent properties that would go on to be used in, among other things, the painting of clock faces, watches, and instrument panels, allowing them to be ... Show More
1h 22m
Jan 2025
Sarin gas attack on the Tokyo subway
In 1995, an obscure Japanese religion launched a chemical attack on the Tokyo metro. Members of the doomsday cult, which called itself Aum Shinrikyo, dropped plastic bags containing sarin liquid on the floors of five different trains and then pierced them. As the liquid evaporate ... Show More
9m 54s
Jun 2025
Alan Michelson Talks Dinosaurs, Murderous US Presidents, and Platinum-Gilded Native “Knowledge Keepers”
As a child, Alan Michelson often rode the T past sculptor Cyrus Edward Dallin’s “Appeal to the Great Spirit” (1908) outside the Museum of Fine Arts, Boston (MFA). He was riveted by the statue’s grand horse and the powerful yet melancholy figure wearing a striking Plains Indian wa ... Show More
52m 19s
Oct 2025
'I designed the Indian rupee symbol'
In 2009, the Indian government launched a national competition to find a design for the Indian rupee.With more than 3,000 entries and five finalists, the winning design was announced on 15 July 2010.The designer was by Udaya Kumar Dharmalingam, a student at the Industrial Design ... Show More
10m 29s