SciShow
Why More Isn’t Always Better For DNA
Sometimes researchers make similar breakthroughs at similar times and that leads to great rivalries (think electricity). But what about the times that these researchers choose to collaborate? Hosted by: Hank Green (he/him)
SciShow
Why Is There Another Pepper Inside My Pepper?
It's Taco Tuesday and you're chopping up some tasty bell peppers for that nice sweet crunch. But what's this? A pepper inside your pepper? Is nature playing a prank on you or is there more to it?
SciShow
Why Haven't We Eradicated Polio?
If we’ve had vaccines for the polio virus for almost 70 years, why haven’t we been able to fully eradicate it from the globe? Hosted by: Hank Green (he/him)
SciShow
Why Don’t Humans Have Whiskers?
You might have a beard, or a mustache, or even a soul patch. What you don't have are whiskers. Hosted by: Hank Green
SciShow
Why Do We Stretch in the Morning?
Humans (and our pets) frequently instinctively stretch as soon as we wake up. But why? What is happening in our bodies when we stretch and yawn to wake ourselves up?
SciShow
Why Do We Get Colds When It's Cold?
The temperature drops and you're more likely to get a cold: Is this correlation or causation?
SciShow
Why Body Hair?
In today's episode Hank talks about hair: What's it good for, what's it made of, and why do we have less than other mammals?
SciShow
Why Are Some People Double-Jointed?
You might have a friend who is “double-jointed" and can bend their fingers in freaky ways. Why are they are so flexible?
SciShow
What's the Best Position for Pooping?
Everybody poops ... but is it possible that you're pooping all wrong? Learn the science behind the greatest debate of our time: squat vs. sit! Thanks to Patreon Patron Maia for asking this important question!
SciShow
What's Causing That Stitch in Your Side?
What's the deal with that sharp pain in your side when you're trying to win that marathon? SciShow has the answers! Hosted by: Hank Green
SciShow
Why You Can't Bake a Mason Jar
Regular old glass like the kind that makes up a mason jar can shatter and explode if put in the oven. But we do have types of glass that you can bake your pie or brownies in and it's all thanks to some neat chemical tricks.
SciShow
Why the Weak Nuclear Force Ruins Everything
The weak force has been causing trouble for a century, ruining everything physicists thought was true. But it might actually be responsible for your very existence.
SciShow
Why Taking Turns Is Good for Dolphin Skin
Dolphins are sophisticated creatures similar to us in many ways. But until recently, one of their behaviors had scientists scratching their heads.
SciShow
Why Genetic Engineering Can’t Do Everything (Yet)
We've made some great strides in understanding the human genome, but before we can tackle genetic engineering, we have some "chicken and egg" problems to figure out. Hosted by: Hank Green
SciShow
Why Don't Humans Have a Mating Season?
Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.
SciShow
Why Do the Planets Orbit in the Same Plane?
While there is a little wiggle room, the planets in our solar system really are orbiting on mostly the same level. Why do they do that?
SciShow
Why Do Golf Balls Have Dimples?
The size, shape, and designs of the balls used in sports are usually the results of decades or even centuries of trial and error, and the cute, dimply li'l golf ball is no different!
SciShow
Where Did Last Year's Banana Trees Go?
Everyone loves bananas. But because banana trees die and grow back every year, researchers want to find ways to recycle all that biomass -- from bioplastic, to solar panels, to skateboards.
SciShow
Why Did You Skip a Period?
Have you had a normal menstrual cycle and then you suddenly miss a period? There are different reasons why this can happen, and if you don't experience a period you were expecting, you’ll probably want to talk to your health care...
SciShow
When Two Species Mix
We often think of categories as fixed, with a species being a species no matter what. The thing is, life doesn’t have to follow our rules.
TED Talks
TED: 5 steps to fix any problem at work | Anne Morriss
In a practical, playful talk, leadership visionary Anne Morriss reinvents the playbook for how to lead through change -- with a radical, one-week plan to build trust and fix problems by following a step per day.
TED Talks
TED: How to weave a cultural legacy through storytelling | Cohen Bradley
I think of legacy as the weaving together of our stories passed on as a whole, says Haida storyteller Cohen Bradley. Highlighting the significance of potlatch ceremonies (or gift-giving feasts) and other Indigenous traditions of the...
TED Talks
TED: How to unleash your inner maximalist through costume | Machine Dazzle
Tapping into the transformational power of costume, concept artist Machine Dazzle takes us on a maximalist journey through art, history and fashion. From a jaw-droppingly intricate '60s bouffant ensemble to a 24-hour show of extravagant...
TED-Ed
TED-Ed: Why do we have crooked teeth when our ancestors didn't? | G. Richard Scott
According to the fossil record, ancient humans usually had straight teeth, complete with wisdom teeth. In fact, the dental dilemmas that fuel the demand for braces and wisdom teeth extractions today appear to be recent developments. So,...