SciShow
Why the Hardest Rocks Can Be Easy to Break
So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow...
SciShow
What Happens If A Plane Gets Struck By Lightning?
If you're flying on a plane in a thunderstorm, you should be more worried about the wind than the lightning.
SciShow
This Material Is Nearly Uncuttable
European researchers claim to have developed a composite material that is basically uncuttable, so with this material, your bike might never be stolen.
SciShow
What Happens If A Plane Gets Struck By Lightning?
If you're flying on a plane in a thunderstorm, you should be more worried about the wind than the lightning.
TED Talks
TED: Abundance is our future | Peter Diamandis
Onstage at TED2012, Peter Diamandis makes a case for optimism -- that we'll invent, innovate and create ways to solve the challenges that loom over us. "I’m not saying we don’t have our set of problems; we surely do. But ultimately, we...
SciShow
Does the Sun Have Long-Lost Siblings?
The sun may have thousands of stellar siblings, many of them probably just like it, elsewhere in the galaxy. Find out how astronomers are looking for them, and learn about a match that could be our star's long-lost sibling!
SciShow
The Leviathan of Parsonstown
In the 1800s, William Parsons built a telescope larger than any in the world: The Leviathan of Parsonstown. This landmark in science history helped solve the mystery of just what a nebula could be.
SciShow
SciShow Quiz Show: Dr. Lindsey Doe
In this episode of SciShow Quiz Show, host Michael Aranda test the wits of contestants Dr. Lindsey Doe and Hank Green.
SciShow
How Silly String Saves Lives
Silly String. It's awesome for pranks or party shenanigans, but this foam could also save your life someday.
SciShow
5 Ways Humans Have Changed The Earth
We are approaching a whole new era! . . .or at least a new epoch. Michael Aranda explains how humans are leaving their mark on the Geologic Time Scale.
SciShow
How Recycling Works
Join SciShow as we explore what happens to your stuff after you toss it into the little green bin with the arrows on it.
TED Talks
TED: What a scrapyard in Ghana can teach us about innovation | DK Osseo-Asare
In Agbogbloshie, a community in Accra, Ghana, people descend on a scrapyard to mine electronic waste for recyclable materials. Without formal training, these urban miners often teach themselves the workings of electronics by taking them...
Bozeman Science
Endothermic and Exothermic Reactions
In this video Paul Andersen explains how heat can be absorbed in endothermic or released in exothermic reactions. An energy diagram can be used to show energy movements in these reactions and temperature can be used to measure them...
SciShow
What's Next for the James Webb Space Telescope
It finally happened! The James Webb Space Telescope is on its way to capturing never-before-seen images of the universe! But now that it’s airborne and unfurled, what are its next steps before it can deliver the goods?
SciShow
Do You Need a Copper Pot?
Some chefs swear by copper pots and pans, but they are much more expensive than other materials. Are they worth it? Well, it all comes down to electrons!
MinuteEarth
Why Are There Dangerous Ingredients in Vaccines
Want to learn more about the topic in this week's video? Here are some key words/phrases to get your googling started: -adjuvant: substance added to a vaccine to enhance the body's immune response and increase the vaccine's efficacy...
SciShow
Why Does Sweat Turn Shirts Yellow?
Have you ever gone through your laundry and noticed unsightly yellow stains in all of your white shirts? If your sweat isn't yellow, what's causing this?
Crash Course
Electrical Power, Conductors, & Your Dream Home: Crash Course Engineering #21
Today, we'll explore the materials electrical engineers work with. We'll look at high-conductors, insulators, and how low-conductivity conductors can be used to generate light and heat.
SciShow
9 Futuristic Materials
Learn about some materials that seem like they should belong in science fiction, but actually exist today! CHAPTERS View all AEROGELS 0:46 FLOWER UNAFFECTED BY FLAME Credit: NASA 1:25 INVISIBILITY CLOAKS 2:28 LOTUS LEAF Credit: Thomas...
SciShow
Why Can't You Bring Mercury Thermometers on Planes?
Mercury thermometers are handy and useful, but they could be extremely dangerous to bring on planes.
SciShow
Mendeleevs Periodic Table
Hank tells us about the awesomeness of the periodic table and the genius of the man who invented it.
TED-Ed
TED-Ed: The genius of Mendeleev's periodic table - Lou Serico
The elements had been listed and carefully arranged before Dmitri Mendeleev. They had even been organized by similar properties before. So why is Mendeelev's periodic table the one that has endured? Lou Serico explains via Ekaaluminium,...
Crash Course
How Seawater Sabotages Ships: Crash Course Engineering #43
This week we’re headed out to sea for some marine engineering. How do we design ships to handle aquatic environments? How do we deal with marine life and corrosion and all of the other problems that come with engineering in the ocean?...
SciShow
What's the Difference Between Baking Powder and Baking Soda
Powder vs. Soda: an important distinction!