How do we see our breath in the air?

#038 Rebroadcast Helium is all fun and games right? High voice, super funny, no worries right? Or is there a serious shortage of helium? This week, Melissa and Jam answer this question. References from this episode Helium: Its Discovery and Applications – Locker We Discovered Hel ...  Show more

#236 When a retired chemist wrote in… we had to explore to his great questions. How does reverse osmosis actually work? Should you put aluminum foil in your dishwasher? Why do mixed powders mysteriously un-mix themselves? This episode is full of clever questions, surprising chemi ...  Show more

Life as we know it needs water, but scientists can’t figure out where Earth’s water came from. Answering that question is just one piece of an even bigger mystery: “Why are we here?” (Updated from 2023) For show transcripts, go to vox.com/unxtranscripts For more, go to vox.com/un ...  Show more

Why is it so hard to get a picture of the Milky Way? How much of our galaxy have we mapped? What the heck is a "barred spiral" and what does that have to do with our core? I discuss these questions and more in today's Ask a Spaceman!

What is depression? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly break down the neuroscience behind major depression, its treatments, and the factors that contribute to this pervasive condition with neuroscientist Heather Berlin, PhD.

NOTE: StarTalk+ Pat ...

Hochwasser gab es diesen Sommer in vielen Ländern: Griechenland, Libyen, China. Aber wie wahrscheinlich macht der Klimawandel Starkregen bei uns? Und wie hilft der Umbau zur Schwammstadt bei der Klimaanpassung?