Have you ever wondered what tears are? If not, is it because you think you already know? Chances are, you don't actually know what tears are! It's probably more complex than you'd expect. Grab some tissues, let's get into it!
Jul 6
How can chemistry teachers learn from each other?
Great teaching doesn’t happen in isolation—it happens in community. In this bonus BCCE Community Conversation preview, Melissa talks with chemistry educator Dr. Joanne Stewart about communities of practice: groups of educators who come together to share ideas, solve problems, and ... Show More
33m 7s
Jul 2
Ask a Chemist: Is Silicone actually safe? (and other questions)
What happens when some listeners challenge one of our past episodes? This week we’re revisiting our silicone episodes after several listeners pointed us toward new research. Along the way we answer questions about mosquito wristbands, waterproof mascara, stubborn adhesives, and w ... Show More
35m 50s
Apr 2025
Why do we cry? With Lauren Bylsma, PhD
Pain, sadness, joy, awe – under the right circumstances, any of these emotions can bring on tears. Lauren Bylsma, PhD, talks about why crying evolved, the psychological and social purposes of tears, why some people cry more easily than others, and whether having a good cry can ma ... Show More
26m 14s