The Real Story of Where Babies Come From

The best strategy for a species requires successful breeding, yet males and females often have conflicting goals in the process. The video describes the techniques used by each sex to gain the upper hand in this biological race to...

From anteaters to zebras, why are both sexes equally represented in number? Explore a quirk in evolution with a video from a thought-provoking science playlist. The narrator shows examples of species that might only need a few males,...

It's a bird, it's a plane, it's a modern aircraft with cross-sectional areas taken into consideration. A short video in the Real Engineering playlist describes how cross-sectional areas of airplanes relate to their speeds. It shows...

To use or not use virtual particles—how will your class decide? An episode of the Veritasium playlist explains the controversy of using virtual particles. Although referencing particles seem useful, their behavior is much different than...

Most substances decrease in density as they melt, but plutonium doesn't follow that rule. Viewers learn about plutonium while observing experiments using the element. Interesting anecdotes, terrifying properties, and enchanting visuals...

Computers help doctors determine the most viable embryos. Researchers discovered the rate of embryo growth has a direct link to its sustainability. Pupils discover how doctors apply this research to help their patients.

With over five million babies being born through in vitro fertilization in the last 40 years, sex education is taking on a whole new look. After first walking through natural process of reproduction, this short video goes on to...

Ever been told you have your father's eyes? How did it happen? Young biologists get a hands-on experience in meiotic gene expression with a fun pairs-based activity. Participants use pipe cleaner chromosomes with trait beads to make...

Focus on terminology of the female anatomy and the various functions of each organ with a study on the pros and cons of birth control effects. This lesson plan provides a list of strategies to teach this concept for both female and male...

Ever heard of Gastric-brooding frogs? Probably not, because this frog is extinct. But scientists are trying to de-extinct this interesting frog that literally throws up its babies after they undergo metamorphosis in their mother's...