Be Smart
Is this Chicken?
New ReviewOur appetite for meat is one of the greatest environmental challenges we face. Join me on a mind-blowing visit to UPSIDE Foods, the world's most advanced cultivated meat production facility, as we ask whether cultivated meat can deliver...
SciShow
Is Pregnancy Carcinogenic?
Does childbirth increase your chance of breast cancer? Yes. But it also decreases it in the longterm ...depending on how old you are your first time around. It has to do with your hormones like estrogen and the damaged DNA in your cells....
SciShow
Why We've Only Cured HIV Seven Times
As of 2024, exactly seven people have been cured of HIV, most recently the "next Berlin patient." Why aren't we sharing this cure with everyone living with HIV? It's complicated. Hosted by: Reid Reimers (he/him)
TED Talks
TED: A mouse with two dads — and a new frontier for biology | Katsuhiko Hayashi
You're familiar with the story: a sperm and an egg meet to create an embryo, which has the potential to give rise to new life. But what if you could create a sperm or egg from any cell, even a single skin cell? Biologist Katsuhiko...
MinuteEarth
Should We Grow Human Organs In Pigs?
An amazing new technology will let scientists grow new kidneys for patients using their own stem cells inside of pigs.
SciShow
The First CRISPR Gene Therapy Is Here
CRISPR is a powerful gene editing tool, but its uses have been purely scientific until now. In 2023, US and UK drug regulators including the FDA approved Casgevy, a CRISPR/Cas9-based therapy for sickle cell disease and beta-thalassemia....
SciShow
Attempting De-Extinction
There's a group trying to save the functionally extinct northern white rhino using in vitro fertilization. But the ethics around using assisted reproductive technologies to save endangered animals are far from simple.
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.
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...
TED-Ed
TED-Ed: Which is better for you: "Real" meat or "fake" meat? | Carolyn Beans
In 2021, a survey of over 1,000 Americans found that nearly two-thirds had eaten plant-based meat alternatives in the past year. Many cited potential health and environmental benefits as their motivation. But are these alternative meats...
SciShow
New Genetic Clues to the Mystery of Your Giant Brain
Big-brained scientists have found the mechanism that may have allowed their brains (and all humans') to get so big.
SciShow
A Cancer Gene May Be More Friendly Than We Thought | SciShow News
Until now, researchers have assumed that healthy cells switch off the enzyme telomerase as a way to protect themselves from turning cancerous. But a new study suggests the enzyme may have a healthier role than we previously thought....
SciShow
5 Groundbreaking Women in Engineering
After many years of quietly changing the world, women are finally receiving recognition for contributions in STEM. Let’s celebrate these 5 groundbreaking women, and their contributions to the field of engineering.
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
5 Things We Still Get Wrong About Human Reproduction
You'd think we'd know everything there is to know about sexual reproduction. But as it turns out, there are still quite a few things we picked up that aren't exactly true, and we're here to correct that.
SciShow
What Growing Mini Brains Has Taught Us, And What's Next
Scientists have developed a way to grow miniature versions of human organs; some of the weirdest organoids are the mini brains.
SciShow
The Viruses That Changed Our World
While viruses can be deadly and completely wreak havoc on humanity, they can also sometimes change our world for the better. Join Hank Green for a new episode of SciShow and learn the truth about the viruses that have shaped humanity...
SciShow
The Rarest Cancer on Earth: Only One Known Case
You've heard of Breast Cancer, Skin Cancer, Colon Cancer, and many others. But this specific cancer was something entirely different—it took a research team five months to diagnose this specific cancer case, and that’s due purely to its...
SciShow
How Plant Grafting Actually Works and Why It's So Cool
Have you heard of plant grafting? With this age-old trick, you can get a tree to bear fruit in half the time, not to mention a myriad of other miracles! Learn all about what grafting can do for you in this SciShow episode hosted by Rose...
SciShow
Why Scientists Are Using Mice to Make Human Cells
Stem cells are widely believed to hold great promise in medical research because of their ability to transform into all sorts of other cell types, and scientists can grow it in living mice.
SciShow
The Sexiest Compilation Ever | Compilation
Sex can be a taboo conversation, but over the years we found out that our viewers had a lot of questions about it. So we’ve put some of the answers to those questions into one video!
TED Talks
TED: How we're reverse engineering the human brain in the lab | Sergiu P. Pasca
Neuroscientist Sergiu P. Pasca has made it his life's work to understand how the human brain builds itself -- and what makes it susceptible to disease. In a mind-blowing talk laden with breakthrough science, he shows how his team figured...
SciShow
How the Electricity in Our Bodies Could Fight Cancer
One potential avenue for cancer treatment uses electricity not from any outside machine, but from within our own bodies.
SciShow
How Researchers Made Mice Pups from Two Moms and Two Dads | SciShow News
This week in news: Scientist successfully breed mice using same-sex parents and some very clever genetic engineering.