How did dinosaurs become birds—and what good is half a wing? Join Joe and a few brave chickens as they recreate a brilliant experiment that helps solve one of evolution’s greatest mysteries: the origin of feathered flight.

Across life on Earth, blood comes in red, blue, green, purple, even clear. But why? And what makes your blood different from mine? This video will teach you everything you need to know about the strange world of blood—what it does, why...

Two SciShow hosts go head-to-head in a battle to figure out who will be the reigning champion for this era of SciShow Quiz Show!

Ready to review how to do different types of Mendelian and Non-Mendelian Punnett square problems with The Amoeba Sisters? This video reviews one-trait / monohybrid crosses, two-trait / dihybrid crosses, incomplete dominance, codominance,...

Learn how to set up and solve a genetic problem involving multiple alleles using ABO blood types as an example!

Paul Andersen explains the importance of blood types in blood transfusions. He starts with a brief discussion of blood antigens and antibodies. He describes how the ABO differs from the Rh blood type. He shows you how to solve simple...

It is never easy to know what will work with a social media post, a blog title or a set up of a website. So you sould always test. Here we explain AB testing and Multivariate testing. #marketing #abtesting #multivariatetesting YouTube...

This video provides a brief history and development of blood typing and transfusions, highlighting how this medical advancement has saved countless lives. It explores the ancient understanding of blood, the discovery of blood...

Dr. Scott Smith, NASA nutritionist and the manager for nutritional biochemistry, discusses the differences in the way astronauts have to eat in space versus the way we eat here on Earth. HWHAP Episode 43.

What do you know about blood? I’ll share with you 7 fun (and very interesting) facts that you probably didn’t know.

Do you know your blood type? Even more - do you know what it means? By the end of this video, you'll understand the physiology behind blood types. You'll also understand the significance of the ABO and Rh Blood Grouping Systems.

Of course we all know what blood is, and everyone has had at least a minor injury involving blood. But what is it exactly? What's it made of? What does it do? Why do we die if we lose enough of it? Let's check out each component of blood...