Why Do We Itch?
AdultsHumanNeuroscienceHealth...It's one of the most annoying sensations our bodies can feel, but does anything feel better than when you scratch an itch? Ok, maybe *some* things. But itching and scratching are up there. How does this weird sensation work? And what is itching for?
What If You Never Forgot Anything?
AdultsNeuroscienceScienceHumanHow does memory work? And how does... un-memory work? Our brain does a lot of remembering and forgetting every day, so you should probably make room for som info on how it works.
97% of Climate Scientists Really Do Agree
AdultsEcologyGlobal WarmingHumanDo 97% of climate scientists really agree that humans are the main cause of climate change? Yep! Here's what the 97 percent statistic *really* means.
How Smart Are You? (TEST)
AdultsHumanMental HealthAre you actually a genius? Test your intelligence.
Should You Let A Dog Lick Your Face?
AdultsHealthHumanPetsCanine and human mouths are bacterial ecosystems, but can they harm one another? "Sometimes, the oral contact between dogs and their owners can be more extensive than that between parent and child. Dogs kiss and lick their owners to express amiable emotions. This raises the possibility of transferring bacteria from the oral microbiome of dogs to their human owners."
What are mini brains? - Madeline Lancaster
AdultsBiologyHumanScienceShielded by our thick skulls and swaddled in layers of protective tissue, the human brain is extremely difficult to observe in action. Luckily, scientists can use brain organoids - pencil eraser-sized masses of cells that function like human brains but aren't part of an organism - to look closer. How do they do it? And is it ethical? Madeline Lancaster shares how to make a brain in a lab.
Why Do You Love Your Family?
AdultsFamilyHumanSociety...Why do we love people we're related to? Compared to strangers, why do we feel such a deep sense of connection with our family members? Sure, they're nice to us, we take care of each other, and we often live with them, but there has to be a deeper biological reason. That reason, unsurprisingly is evolution. In this video, I explain why taking care of our family, or even dying for them, makes sense in the eyes of evolution.