If you shone a flashlight beam from Earth, would you be able to see it from the moon? It depends. Find out why -- and get a lesson in how light works -- in this episode of BrainStuff.
Jun 1
Where Did the At Symbol Come From?
The @ sign goes by many names today, but it's only so commonplace because of medieval merchants and one 1970s programmer. Learn more about the at sign (or arroba, Klammeraffe, strudel, grisehale, or gül) in this episode of BrainStuff, based on this article: https://people.howstuf ... Show More
9m 4s
<p>Daniel talks about how astronomers can measure or deduce the mass of a star, and why it controls its fate.</p><p> </p> Learn more about your ad-choices at <a href="https://www.iheartpodcastnetwork.com">https://www.iheartpodcastnetwork.com</a><p>See <a href="https://omnystudio. ... Show More
Depuis quelques années, la Terre perd de sa luminosité. Je vais vous expliquer pourquoi la terre brille moins ?<br><p> Voir <a href="https://acast.com/privacy">Acast.com/privacy</a> pour les informations sur la vie privée et l'opt-out.<hr><p style='color:grey; font-size:0.75em;'> ... Show More