SciShow
Why Do We (Still) Have Wisdom Teeth?
New ReviewWhy do we have wisdom teeth? They're just going to come in wrong and cause problems. Wisdom teeth are a souvenir from our early human ancestors, and we actually understand less about them than you might think. Hosted by: Reid Reimers...
SciShow
A Fish In This Lake Evolved Into 850 Different Species
New ReviewWhen conditions are just right, one species can turn into hundreds in a short period of time. Welcome to the weird world of adaptive radiation. Hosted by: Jaida Elcock
TED Talks
TED: Why your body fights weight loss | Katherine Saunders
Why does losing weight often feel like an uphill battle? Physician Katherine Saunders unpacks how our bodies are wired to store fat, revealing that obesity isn’t simply a lack of willpower — it’s a complex, chronic disease rooted in...
SciShow
Actually Understand Type 2 Diabetes
Type 2 diabetes affects over 400 million people. It can be confusing and difficult to manage, so in this video we'll answer all your questions about type 2 diabetes, including what to eat, what affects your risk, and is there a cure.
SciShow
8 Terrible Science Takes
Have you ever seen a science take on the Internet that you're pretty sure is wrong, but you aren't sure how to break it down? Well good news, we are taking care of that for you! Here are just 8 of them, from climate myths to health...
SciShow
How Much of the Periodic Table is in YOU?
About 99.9% of your typical human body is made of just 11 elements from the periodic table. But hiding in that remaining 0.1% are some elements that do some very important jobs to keep you alive and healthy. Including some elements you...
SciShow
How to Get the Most Out of Magnesium
Magnesium may be all the rage as a sleep aid, but does it actually work? We decided to dive into the research to find out, and ended up learning a lot about mice along the way.
MinuteEarth
How A Whale And A Bear Beat The System
While the rest of the world’s megafauna are still foundering in the anthropocene era, these two big animals have used little animal strategies to bounce back. Way back.
PBS
Researcher explains connection between ultra-processed foods and depression
The food we eat affects us in many ways. A recent study from Massachusetts General Hospital and Harvard Medical School found a link between the consumption of ultra-processed foods and an increase in the risk of depression. Ali Rogin...
SciShow
Cats Shouldn't Love Tuna (But They Do)
Tuna are big, fast-swimming ocean fish. They're hardly the natural prey of cats, whose ancestors evolved in the desert. Yet a study of taste receptors in cats shows that they're predisposed to LOVE tuna.
PBS
The 40 Million-Year-Old Ecosystem In Your Mouth
The hardened residue scraped off your teeth at the dentist is called your dental calculus, and your dental calculus is the only part of your body that actually fossilizes while you’re alive! And scientists have figured out how to study &...
PBS
How We Figured Out Fermentation
Thanks to a recent adaptation, instead of getting sick from the boozy, fermented fruits, one of our primate ancestors could digest them safely, and get more calories at the same time. This new superpower would open up a whole new...
PBS
The Risky Paleo Diets of Our Ancestors
We can track our history of eating just about anything back through the fossil record and see the impact it’s had on our evolution. Throughout time, part of the secret to our success as a species has been our early - and sometimes fatal...
PBS
The Fuzzy Origins of the Giant Panda
How does a bear -- which is a member of the order Carnivora -- evolve into an herbivore? Despite how it looks, nothing about the history of the giant panda is black and white.
SciShow
Does the Food Chain Stop At Jellyfish?
Jellyfish aren't the most nutritious animals in the ocean. Yet sea turtles and many other organisms get their nutrition from almost nothing else. Here's why they don't totally starve to death.
SciShow
These Animals Lost Their Stomachs. Why?
What do a platypus, a pufferfish, and a seahorse have in common? Why, they all managed to evolve themselves out of having a working stomach! The reasons why might vary, as well as how they manage to live their lives without them, but...
SciShow
The WHO Says Diet Soda Causes Cancer. Does It?
The World Health organization recently added aspartame, an artificial sweetener used in diet soda and tea, to its list of possibly carcinogenic substances. But will diet soda really give you cancer? We look at the science behind the...
SciShow
Turns Out "The Lorax" Is Probably a Real Monkey
Scientists found, on a Kenyan plateau, a tree and a monkey that you might just know. But humans make changes, as we often do, and now these small creatures may soon fade from view.
SciShow
The Deal with Carbs
Carbs are pinned to be the villains in many diets, but those poor guys are just misunderstood.
SciShow
How One Disease Changed What We Know About Medicine - Twice
Searching for a cure for rickets led to the discovery of vitamin D. Fortifying foods with vitamin D led to another disease, and a whole new way to view genetic disease in general.
SciShow
Gluten
Gluten is a sticky protein composite found in cereal grains. Hank gives us some insight into the importance of gluten in history, as well as its impact on health in our own time.
SciShow
How Do Pineapples Eat Us Back?
The pineapple. Sweet, juicy, and kind of painful. What is it about this tropical fruit that seems to bite us back?
SciShow
3 Things Your Dog Should Not Be Doing
Dogs do a lot of weird things, and sometimes they’re funny enough to post on Tumblr. But before you do, make sure li’l Scamp isn’t doing any of these three things -- because they spell trouble.
SciShow
Obesity
Hank tells us some of the surprising things that could be causing or contributing to the obesity epidemic.