SciShow
How "Cold-Blooded" Animals Survive the Cold
We humans can rely on our internal body heat to help keep us warm. But what can cold-blooded animals do when faced with the threat of freezing? Here are three creatures that have come up with some...“cool” solutions.
SciShow
Paleo Got It Wrong: We've Loved Carbs for Over 100,000 Years | SciShow News
If you’re on the “paleo diet,” you’ve probably been avoiding wheat and potatoes, but a new study published last week indicates that humans have been eating starches for more than 100,000 years! Chapters View all Paleo diet 0:17 electron...
SciShow
4 Animals That Don’t Have Resident Gut Microbiomes
We humans couldn’t live without our gut microbes, but not all animals rely on microscopic digestive communities like we do. And understanding why these animals ditched their microbial partners can teach us a lot about the costs and...
SciShow
Can Your Cat Change Color?
Brown cats are something of a rarity, but you may have something pretty close.
SciShow
The 2015 Nobel Prizes!
Over the past few weeks, the Nobel committees have been announcing the 2015 laureates. This year’s winners in the physics and chemistry categories made discoveries about the tiny neutrinos flying through all of us, and the ways our...
SciShow
Editing Genes Inside the Human Body
We talk a lot about CRISPR and "designer babies" but the science of editing genes is varied and complex. This month, an adult man received billions of gene-editing viruses via an IV in an effort to treat a rare disease.
TED Talks
TED: What the sugar coating on your cells is trying to tell you | Carolyn Bertozzi
Your cells are coated with sugars that store information and speak a secret language. What are they trying to tell us? Your blood type, for one -- and, potentially, that you have cancer. Chemical biologist Carolyn Bertozzi researches how...
SciShow
Our Best Bets for Treating COVID-19
It will probably be at least a year before we have a vaccine for COVID-19. But in March, the WHO launched a megatrial tolook at four treatment options for the virus.
SciShow
Why Do Pineapple and Kiwi Ruin Gelatin?
Adding the wrong fruits to your gelatin can turn it into a big, goopy mess. But understanding why this happens can help you learn how to make better desserts, and level up your cooking game in general.
SciShow
Why Fava Beans Can Kill You
For some people, fava beans can be deadly. What is it about this little legume that makes it so?
SciShow
3 Diseases That Make You Stink
Body odor is usually normal, but when it's extreme it can be a sign of something gone wrong.
SciShow
Weird Things Whales Lost on Their Journey to the Sea
When the ancestor of cetaceans went back into the water some 50 million years ago, it left a few things behind—including the functioning of certain genes that seem like they’d be hard to live without.
SciShow
Why Do Bruises Change Colors?
What happens in your body after you get a bruise? Quick Questions explains!
SciShow
Foldit Gamers FTW
Hank tells us how some gamers are outperforming sophisticated computer programs to help solve the puzzle of protein folding and to assist scientists in finding better treatments for HIV/AIDS, cancer, and Alzheimer's.
Crash Course
Ecology - Rules for Living on Earth: Crash Course Biology
Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been...
SciShow
Could the Plague Rise Again?
How likely is a 21st-century epidemic of the plague? Unlike other diseases, the plague is alive and well in some parts of the world, but scientists and doctors are continuing to develop better treatments.
Amoeba Sisters
Enzyme Examples, Cofactors/Coenzymes, Inhibitors, and Feedback Inhibition
Already watched the Amoeba Sisters first video on enzymes and ready to explore a little more? In this video, the Amoeba Sisters cover a few examples of enzymes in the human body before emphasizing that enzymes are found in all the...
SciShow
A Cure for Ebola, Rabies, & Other Virus Villains?
Viruses are among humanity's greatest threats and it seems like they're always one step ahead of us. But this week, biologists say that they've discovered a new weapon we can use against some of our most nefarious virus enemies - and it...
Bozeman Science
Molecular Biology
Paul Andersen explains the major procedures in molecular biology. He starts with a brief description of Taq polymerase extracted from the hot pools of Yellowstone Park. He then uses the analogy of the ransom note to explain each of the...
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
The Science Behind 'Genetically Modified Humans'
The media have been talking about “genetically modified humans” and “designer babies.” But what they’re really talking about is germ-line engineering: a process that could help eliminate heritable diseases. So why do some scientists want...
SciShow
Do Bacterial Cells Store Memories?
Some bacteria seem to be using a type of memory to help them alter future behaviors, based on their past experiences.
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
What Happens When a Venomous Snake Bites Itself?
Venomous snakes produce some of the world’s deadliest substances, so they have to be pretty careful about how they use it. But what happens if they accidentally inject themselves with their own harmful cocktail?