Crash Course
Metabolism & Nutrition, part 2: Crash Course A&P
If you're like us, you love the sound of a brunch buffet. But not everything you eat at that glorious buffet is going to be turned into energy. Your body has to work with different forms of food in different ways. In this episode of...
SciShow
What Happens if Your Body is Exposed to the Vacuum of Space?
Hank answers a SciShow viewer's most pressing question about what happens if the human body gets exposed to space. Would your head really explode?
SciShow
We Might Be Totally Wrong About Alzheimer’s
Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit.
SciShow
Migraines Not Just Another Headache
If you've never had a migraine, you might think it's just a really bad headache. But if you've ever had them, or you know someone who does, you know that they're much worse -- and much more complicated -- than that. Hank explains the...
SciShow
Brain Hacks to Make Your Food Taste Better
It’s common knowledge that our sense of taste is tied to our sense of smell, right? But our brains are complex and taste is also tied to our senses of touch, sight, and even hearing.
Be Smart
The Science of Kissing
When you really think about it, kissing is an odd human behavior. You know, all the rubbing of our faces all over each other. So there must be a good reason why we do it, right? From motherly comforts to testing the genetic compatibility...
TED Talks
TED: The radical potential of self-evolving robots | Emma Hart
What if robots could build and optimize themselves -- with little to no help from humans? Computer scientist Emma Hart is working on a new technology that could make "artificial evolution" possible. She explains how the three ingredients...
Crash Course
Schizophrenia & Dissociative Disorders: Crash Course Psychology
Did you know that Schizophrenia and Multiple Personality Disorder aren't the same thing? Did you know that we don't call it Multiple Personality Disorder anymore? In this episode of Crash Course Psychology, Hank takes us down the road of...
SciShow
8 of the Worst Stinging Insects
Generally, humans try to avoid getting stung by insects. However, in the name of science, the betterment of humanity, and pure curiosity, there are brave people out there who willingly subject themselves to the business end of the most...
SciShow
Ballot Design Has a Sneaky Influence on Your Vote
In elections, your vote may be influenced by design of the ballot itself, especially when you don’t have strong feelings about which candidate to elect.
SciShow
Can You Learn Perfect Pitch?
Some people can identify a pitch without even looking at sheet music. Is it something they're born with or can it be learned?
SciShow
How are Koalas alive?
Koalas are pretty darn cute, but...they aren’t the brightest bulb on the continent. They will only eat eucalyptus leaves off the branch. On a plate, a koala won’t recognize their one and only food. Yet, somehow, koalas are still alive....
TED Talks
TED: Why we make bad decisions | Dan Gilbert
Dan Gilbert presents research and data from his exploration of happiness -- sharing some surprising tests and experiments that you can also try on yourself. Watch through to the end for a sparkling Q&A with some familiar TED faces.
SciShow
Why Are Some People So Bad at Singing?
“Singing badly” doesn’t just mean someone might be tone-deaf. In some cases, it’s more than just not being able to carry the right tune, and it just might be because of a condition called congenital amusia.
SciShow
How You Affect Other People’s Brain Waves - Inter-Brain Connections
Scientists know that things like people’s heart rates, breathing, and even footfalls tend to line up when they’re doing things together, but we're learning that even the electrical activity in your brain can sync up too!
SciShow
The Science of Lewy Body Dementia
This week in SciShow News we dissect what a Lewy Body is and what they are capable of doing.
SciShow
Animal Melodies: 5 of Nature’s Sweetest Singers
Humans are known to carry a tune, but we're hardly the only animals that sing. In fact we've got five of nature's finest singers, and what makes them so unique. Chapters View all BIRDS 1:17 BATS 3:26 FRUIT FLIES 5:18 MICE AND RATS 7:09...
SciShow
Why a Bad Series Finale Ruins the Whole Show
Objectively, some shows end with rough final acts, but we are finding that this isn’t the only factor in our discontent. Unsatisfactory finales also reflect common types of relationships we build with fictional characters.
SciShow
What Does Gum Disease Have to Do With Alzheimer’s?
Regular brushing and flossing might not just keep your mouth in good shape—they might also be good for your brain.
TED-Ed
TED-Ed: Claire Simeone: The lovable (and lethal) sea lion
Sunning themselves on rocks or waddling awkwardly across the beach, it's easy to think of sea lions more as sea house cats. But don't be fooled by their beachside behavior. Under the waves, sea lions are incredible endurance hunters,...
TED Talks
Daphne Bavelier: Your brain on video games
How do fast-paced video games affect the brain? Step into the lab with cognitive researcher Daphne Bavelier to hear surprising news about how video games, even action-packed shooter games, can help us learn, focus and, fascinatingly,...
TED Talks
Russell Foster: Why do we sleep?
Russell Foster is a circadian neuroscientist: He studies the sleep cycles of the brain. And he asks: What do we know about sleep? Not a lot, it turns out, for something we do with one-third of our lives. In this talk, Foster shares three...
TED Talks
Kay M. Tye: What investigating neural pathways can reveal about mental health
Neuroscientist Kay M. Tye investigates how your brain gives rise to complex emotional states like depression, anxiety or loneliness. From the cutting edge of science, she shares her latest findings -- including the development of a tool...
Crash Course
Feeling All the Feels: Crash Course Psychology
Even if you're Mel Gibson or Kanye, it's probably best to not wear all of your emotions on your sleeve. In this episode of Crash Course Psychology, Hank talks about these things called "Emotions". What are they? And why do we need them?...