Are there particles that don't have anti-part...

Daniel and Kelly answer a question from a listener about planets without stars and stars without galaxies.See omnystudio.com/listener for privacy information. 

Microplastics are everywhere. How did they get there, and should we worry?See omnystudio.com/listener for privacy information. 

Join Robert and Joe as they continue their discussion on numeracy and the origins of numerals on Stuff to Blow Your Mind. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information. 

Once more, Robert Lamb and Joe McCormick consult recent offerings of listener mail for your thoughts on artificial intelligence, demonic flatulence and more.  Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy informati ...  عرض المزيد

After our sun dies, it and many other stars will eventually crystallize. Learn how astrophysicists figured this out -- and how it works -- in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for pri ...  عرض المزيد

Like most things in the universe, stars begin as particles floating around in massive clouds of dust and gas. But what forces these particles to coalesce and form a star? Tune in and learn more about the birth of stars in this podcast.