What are nits and why do they make us itch?

We all know it’s important to use sunscreen in the hot Australian sun, but what exactly is sunscreen? And how does it work? Nij and the kids are joined by dermatologist Professor Pablo Fernández-Peñas for a slippery, summery and sparkling journey. 

It's time to get nosy as we answer: What is snot? What are boogers? How is snot made and why do we have it? Nij and the kids join Associate Professor Kim Murphy on a slimy slip and slide through some giant nostrils. 

Fleas, lice, tapeworms and ticks - these are all examples of parasites, living organisms that live on or in a host species and need this other organism to complete their complex life cycles. Sounds bad, but parasites are essential to a healthy ecosystem! And our guest for this ...

Do Black people not get lice because of the hair grease they use? Langston and his guest Jamel Johnson (NBA Storytime) comb through the truth of this tangled conspiracy theory. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for ...  Show more

Bug spray helps us keep mosquitoes and other insects away. But how does it work? We asked insect expert Meredith Cenzer to help us find the answer.Got a question buzzing around your brain? Send it to us at BrainsOn.org/contact, and we’ll bug some experts until we get an answer!Se ...  Show more

Hellolololololo my beautiful butterfly 🦋✨Hey bestie! Class can be so boring. Since we’re sitting in the back of class, let me check your scalp and hair for lice. Don’t worry, bestie, I might be weird but I’m great at doing lice checks. I’ll thoroughly check and make sure that yo ...  Show more