It’s not nature versus nurture—it’s both! In this episode of Crash Course Biology, we’ll explore how complex interactions between genes and the environment shape all sorts of traits, from human skin color to honeybees’ “royal jelly.”

Did you know that your environment and lived experiences can actually affect your DNA? Welcome to the world of epigenetics! In this fun episode of SciShow, Hank & his clone Circus Hank explain the power of epigenetics, which studies the...

Seeing isn’t always believing. The Müller-Lyer illusion is such an example. This optical trick highlights how our brains can be shaped by the spaces we grow up in. But some people aren’t fooled at all, raising questions about how...

Gender roles have evolved throughout history and societies, but biological differences are here to stay. How do these differences impact our life and body? And what differences are due to social pressure and education?