What are the Craziest Applications for Lasers...

From the treasury joker who snuck his face on some cash, to Theodore Roosevelt’s drastic redesign for the penny, to the very best reason Harriet Tubman belongs on the $20, Will and Mango are diving into dollar bill facts Scrooge McDuck-style. This episode originally aired on Janu ...  Show more

Will and Mango are starting the new year strong by counting down their favorite cultural works that just entered the public domain. From cartoon queens and detective stories to Dutch abstract art and one of the most recorded songs in history, this year’s crop has something for ev ...  Show more

Lasers can be used to threaten our enemies, cut steel and even amuse our cats. Find out the history of lasers and how they work in this episode of Techstuff.

Laser tag systems, which have been around since the 70s and 80s, don't typically use real lasers. Jonathan and Chris discuss the history of laser tag systems and how they work in this episode.

Lasers can be used to threaten our enemies, cut steel and even amuse our cats. Find out the history of lasers and how they work in this episode of Techstuff.See omnystudio.com/listener for privacy information. 

Les sabres laser pourraient-ils exister ? Dans ce premier épisode de Science ou Fiction, embarquez avec Melissa dans le monde de Star Wars, à la découverte de ces objets iconiques et de la science qui se cache derrière. Alors selon vous : les sabres laser, vrai ou faux ? 🧏[Trans ...  Show more