SciShow
Why Sex?
Hank gets into why sex is the preferred method of reproduction for most species - and it's not for the reasons you're thinking.
FuseSchool
Variation
CREDITS Animation & Design: Waldi Apollis Narration: Dale Bennett Script: Lucy Billings Look at these baby animals. You will have immediately observed how cute and fluffy they are but you will also have noticed that they are different -...
Howard Hughes Medical Institute
Hhmi: Bio Interactive: Making of the Fittest: Co Evolution of Genes & Culture
Follow human geneticist Spencer Wells, Director of the Genographic Project of the National Geographic Society, as he tracks down the genetic changes associated with the ability to digest lactose as adults, tracing the origin of the trait...