Instructional Video3:45
SciShow

Killing Mosquitoes With a Flip of a Gene

12th - Higher Ed
Eliminating certain species of mosquitoes could make summertime more enjoyable and cut down on the transmission of certain diseases. And scientists are looking into doing this by manipulating a single gene!
Instructional Video2:32
SciShow

Is the Y Chromosome Disappearing?

12th - Higher Ed
Scientists know that the Y chromosome has been shrinking in size over millions of years, but recent studies suggest that it has more important genes, besides the ones that cause biological maleness. Hosted by: Michael Aranda
Instructional Video2:29
SciShow

Is Premium Gasoline Really Better for Your Car?

12th - Higher Ed
Are you slowly killing your car by using below average gas? Olivia talks about octane ratings and how your vehicle is designed to handle them. Hosted by: Olivia Gordon
Instructional Video4:25
SciShow

Is Coffee Disappearing... or Will It Just Taste Different?

12th - Higher Ed
Many of us rely on a morning cup of coffee, or several morning cups of coffee, to get us going. But climate change has the potential to shift not only where and how we grow coffee, but whether it can be grown at all. Hosted by: Hank Green
Instructional Video6:13
SciShow

How Trees Control the Weather

12th - Higher Ed
Who knew that a rainforest could be literal? Hosted by: Rose Bear Don't Walk (she/her)
Instructional Video5:03
SciShow

How Tongues Helped Vertebrates Conquer Land

12th - Higher Ed
You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.
Instructional Video8:53
SciShow

10 Discoveries Made in National Parks

12th - Higher Ed
You might think of national parks as a nice place to see a geyser, or a big ol’ canyon, but over the past 100 years, US national parks have produced some of the biggest, oldest, deepest, and creepiest discoveries that have been made in...
Instructional Video4:36
SciShow

You're Losing Bones Right Now

12th - Higher Ed
You would think that almost everyone has the same exact number of bones in their body, but that number is different, and changing, in everyone!
Instructional Video2:17
SciShow

Why Don't Birds on Power Lines Get Zapped?

12th - Higher Ed
If you stick your finger in a socket, you’re in for a bad time, so how can birds perch on power lines without getting zapped? Hosted by: Olivia Gordon
Instructional Video4:08
SciShow

Where Do Our Facial Expressions Come From?

12th - Higher Ed
Our facial expressions convey a lot about our emotions, but why? Hank explores how our evolution has helped form how we communicate with our faces. Hosted by: Hank Green
Instructional Video5:06
SciShow

When Climate Change Threatens Climate Solutions | SciShow News

12th - Higher Ed
When Climate Change Threatens Climate Solutions | SciShow News
Instructional Video3:09
SciShow

When Algae Learned to Hunt

12th - Higher Ed
You probably don't consider algae to be super aggressive, but 66 million years ago had to turn to murder in order to survive.
Instructional Video3:07
SciShow

Will the Moon Ever Leave the Earth's Orbit?

12th - Higher Ed
Every year the moon’s orbit gets a little bigger and it moves just a little farther away. Should we worry about the Moon breaking free?
Instructional Video2:37
SciShow

Why You Think Your Phone Just Buzzed

12th - Higher Ed
Have you ever thought you felt your phone vibrate, only to pull it out of your pocket and find that you have no new notifications? If so, you've experienced 'phantom vibration syndrome.' But what causes these mystery sensations, and are...
Instructional Video4:01
SciShow

Why You Should Never Put Tomatoes in the Fridge!

12th - Higher Ed
Without refrigerators, we'd have spoiled milk, moldy cheese, and warm sodas. However, there are some foods that don't fare so well in a chilly fridge, including tomatoes. Hosted by: Olivia Gordon
Instructional Video4:51
SciShow

Why You Might Want Someone Else's Poop Inside You

12th - Higher Ed
Donating your blood could save someone's life. And so could donating your poop. Correction: The writer for this episode was actually Hannah Thomasy, who is wonderful.
Instructional Video9:14
SciShow

Why You Can't Hear Volcanoes Erupt

12th - Higher Ed
Even if a volcano is just a few miles away, you might not hear it erupt. How is that possible? It has to do with a phenomenon known as sound shadows! Hank will tell you all about it in this new episode of SciShow! Join us!
Instructional Video4:36
SciShow

Why We Hallucinate While Falling Asleep

12th - Higher Ed
Have you ever found yourself seeing images right before falling asleep? You might be experiencing hypnagogia.
Instructional Video3:07
SciShow

Why These Weird Carnivores Smell Like Popcorn

12th - Higher Ed
If it smells like delicious buttered popcorn when you are in a middle of the forest, it’s not because there’s a movie theater nearby, but Binturongs, arboreal carnivore, might be.
Instructional Video3:52
SciShow

Why Scientists Want to Build a Shoebox-Sized Particle Accelerator

12th - Higher Ed
If you want to make particles move really fast, you have to build a particle accelerator that is really big, right? Not anymore! Hosted by: Hank Green
Instructional Video5:31
SciShow

Why More Isn’t Always Better For DNA

12th - Higher Ed
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)
Instructional Video3:06
SciShow

Why Lizards Don't Run Marathons

12th - Higher Ed
Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land. Hosted by: Stefan Chin
Instructional Video2:49
SciShow

Why Is There Another Pepper Inside My Pepper?

12th - Higher Ed
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?
Instructional Video2:37
SciShow

Why Is My Whiteboard So Dirty?

12th - Higher Ed
If you have an old, well-used whiteboard in your classroom, you might see something a little strange -- ghosts! But not the spooky, bust-able kind... these are the ghosts of lectures past!