Amoeba Sisters
Lymphatic System
Explore the lymphatic system with the Amoeba Sisters! This introduction talks about lymph, the general way lymph travels in the lymphatic system, primary and secondary lymphoid organs and tissues, general functions of the lymphatic...
Bozeman Science
The Hierarchy of Life
Paul Andersen explains how biology is ordered in the hierarchy of life. He first of all describes how emergent properties appear as you move to more inclusive systems. The then describes life at the following levels; atom, molecule,...
SciShow
Injured? Maybe Antlers Could Help
Scientists have recently discovered the cells responsible for a deer's amazing ability to regrow antlers in just a few months. It may be the key to healing human wounds and broken bones faster.
TED Talks
TED: The miracle of organ donation — and a breakthrough for the future | Abbas Ardehali
Organ transplants save lives, but they come with challenges: every minute a healthy donated organ is on ice increases risk. And even if things go perfectly, rejection of the organ is still possible. Cardiothoracic surgeon Abbas Ardehali...
SciShow
We May Be Able To Grow Human Organs In Animals. Should We?
Seventeen people in the US die /every day/ waiting for an organ transplant, usually a kidney. One approach is to grow extra kidneys in pigs, an idea known as xenotransplantation. We'll look at two recent milestones, as well as the...
SciShow
The Sexually Transmitted ... Sandwich?
When you're enjoying an intimate moment with that special someone, the peanut butter and jelly sandwich you ate for lunch is probably the last thing on your mind. But sexually transmitted allergens are a thing, and nut allergies aren't...
SciShow
The Oldest Known Animal May Be a Weird, Fleshy Oval | SciShow News
Dickinsonia might be the oldest known member of the animal kingdom, and the origin of birdsongs from the syrinx might be a little less mysterious.
SciShow
The Key to an Artificial Heart ... and Open-Heart Surgery
Scientists have been trying to pull blood out of the body and put it back in again since the early 1800s, but bypass machines haven't been easy to get right.
SciShow
Could Your Blood Type Ever Change?
From A positive to O negative, everyone's born with a blood type, and they're stuck with that blood type for their whole lives... or are they?
SciShow
The Messy Path to the First Successful Organ Transplants
Today, the organ transplantation is one of the well-known medical treatment, but the road to the first successful organ transplant was full of challenges, discoveries, and a whole lot of work.
SciShow
Chimera Cats and Your Mom
Hank talks about chimeras, and why Venus the cat probably isn't one - but your mom might be!
SciShow
4 Ways CRISPR Is More Than Just Gene Editing
While it’s probably most famous for its role in gene editing, CRISPR does more than just that: its ability to precisely cut and alter DNA could lead to new antibiotics, faster diagnosis tools, and more.
SciShow
What Is An Organ?
Nobody agrees on how many organs you have, or the exact criteria for a cluster of cells to be called one. But as it turns out, simply identifying a part of the body as an organ can lead to medical breakthroughs.
TED-Ed
TED-Ed: Do larger animals take longer to pee? | David L. Hu
A cat's bladder can only store a golf ball's worth of urine. For humans, it's a coffee mug and for elephants, a kitchen trash can. An elephant's bladder is 400 times the size of a cat's, but it doesn't take an elephant 400 times longer...
SciShow
We May Have Found a New Organ, Thanks to Cancer Therapy
We’ve been studying the body for most of human history, and yet we are still finding new organs (or parts of them - depending on your definition). Also, thanks to some marmosets, we know a little more about how anxiety and depression...
SciShow
Xenotransplantation: When People Get Animal Parts
How can we transplant animal tissue into humans? And will we ever be able to grow customized organs? SciShow explains!
SciShow
4 Ways CRISPR Is More Than Just Gene Editing
While it’s probably most famous for its role in gene editing, CRISPR does more than just that: its ability to precisely cut and alter DNA could lead to new antibiotics, faster diagnosis tools, and more. Chapters CREATING ANTIBIOTICS 1:07...
SciShow
Do Animals Appreciate Music?
Animals might be music lovers, but how can we know? Is the ability to perceive and appreciate music a shared human and animal experience?
SciShow
Are Your Eyes Part of Your Brain?
When you think of a brain, you probably imagine that pink, wrinkly organ in your skull, but we don’t have to stop there! Neither the brain’s functions, nor its cells, are confined to the organ we normally think of as the brain.
TED-Ed
TED-Ed: Ancient Rome’s most notorious doctor - Ramon Glazov
Learn about the Greek physician and philosopher Galen of Pergamon, whose experiments and discoveries changed medicine. -- In the 16th century, an anatomist named Andreas Vesalius made a shocking discovery: the most famous human anatomy...
SciShow
Baboons With 2 Hearts & Pigs With Human DNA
Hank reveals two breakthroughs in the burgeoning science of xenotransplantation, the transplant of tissues across species. By the end of it, you'll want to hug your nearest pig!
SciShow
The Key to an Artificial Heart ... and Open-Heart Surgery
Scientists have been trying to pull blood out of the body and put it back in again since the early 1800s, but bypass machines haven't been easy to get right.
SciShow
7 Organs You Could Totally Live Without
Most people know that they don't need their appendix, but what other organs can humans live without?
SciShow
SciShow Quiz Show with Phil Plait: Sperm, Whales, and Sperm Whales
Hank and Phil Plait dive deep into questions about gametes and sea mammals in this episode of SciShow Quiz Show!