SciShow Kids
Are There Other Planets Like Earth?
Earth is unique in that it's the only planet we know of that can support life. But could there be another planet like ours somewhere far away?
MinuteEarth
How To Hear Halfway Around The World
Sounds in the ocean can travel more than 10,000 miles - that's halfway around the world! Here's how.
SciShow
The Planets with Inside-Out Weather
Way out in the solar system, the heat of the Sun drops off dramatically, so the gas giants get just a tiny percent of the solar radiation that reaches Earth. Instead, their weather is fueled from the inside out!
SciShow
The 19th Century Science That's Fighting Climate Change Today
The HMS Challenger embarked in the 1870s to survey the world’s oceans. The data the expedition collected is still being used over 100 years later to inform what we know about climate change.
PBS
Is an Ice Age Coming?
We're living in a brief window of time where our planet isn't frozen underneath a giant layer of glaciers. How much longer will the moderate climate that we've come to know as "normal" continue? This episode looks at how the changes in...
TED-Ed
TED-ED: Solid, liquid, gas and plasma? - Michael Murillo
Have you ever seen static electricity cause a spark of light? What is that spark? What about lightning, the Northern Lights, or the tail of a comet? All of those things and many others _ in fact, 99.9% of the universe -- are made of...
TED-Ed
TED-ED: How plants tell time - Dasha Savage
Morning glories unfurl their petals like clockwork in the early morning. A closing white waterlily signals that it's late afternoon. And moon flowers, as their name suggests, only bloom under the night sky. What gives plants this innate...
SciShow
What Keeps Astronauts Up At Night?
Sleep is a crucial activity for our brains to function properly. But when you’re on the ISS, you face a myriad of distractions and obligations that make it difficult to get good shuteye. So how do these astronauts ever get restful sleep?
SciShow
Enceladus's Super-Thin Ice
You might not want to sign up for the Enceladus Ice Hockey League... And some researchers have an idea that might make the Big Bang model more accurate!
TED-Ed
TED-Ed: Why do you get a fever when you're sick? | Christian Moro
There are many mysteries around fever, but we do know that all mammals, some birds and even a few invertebrate and plant species feel fever's heat. It has persisted for over 600 million years of evolution. But it has a significant cost:...
SciShow
When Winter Gives Dead Branches Hair
What is this strange looking stuff? Is this branch just covered in fungus!? Well, it’s not fungus...but fungus DOES have something to do with it!
TED-Ed
TED-Ed: Why does ice float in water? - George Zaidan and Charles Morton
Water is a special substance for several reasons, and you may have noticed an important one right in your cold drink: ice. Solid ice floats in liquid water, which isn't true for most substances. But why? George Zaidan and Charles Morton...
SciShow
Can Roller Coasters Help You Pass Kidney Stones?
Are you having trouble with kidney stones? Well, the scientists might have found a fun way to help you. And here's some updates for our Earth's climate change!
SciShow
3 Senses You Didn't Know You Had
At some point, you've probably learned about the five senses: sight, sound, smell, taste, and touch. However, the classic list doesn't account for all the sensations we experience and use to navigate the world around us!
MinuteEarth
How Fevers REALLY Work
Fevers are one of our best weapons against infections, but they don't work like you might think.
SciShow
Circadian Rhythm and Your Brain's Clock
Why do we sleep at night instead of during the day? In this episode of SciShow Hank talks about circadian rhythms, how they work, and how they regulate different processes in our bodies.
Be Smart
There's No Such Thing As Cold
You've felt cold before. Sometimes it's cold outside. But what if I told you that "cold" isn't real? There's no substance or quantity called "cold" in science. We can't measure the amount of "cold" in something. Instead it's about what's...
Crash Course Kids
Normal Stuff in Not-So-Normal Places
So, what happens to normal stuff (like water) when it goes to not so normal places? What happens if you take a glass of water to the top of Mt. Everest? Or Space? In this episode of Crash Course Kids, Sabrina shows us how matter is...
TED-Ed
TED-Ed: Phenology and nature's shifting rhythms - Regina Brinker
With rapidly rising global temperatures come seasonal changes. As spring comes earlier for some plant species, there are ripple effects throughout the food web. Regina Brinker explains how phenology, or the natural cycles of plants and...
Bozeman Science
Thinking in Stability - Level 5 - Feedback
In this video Paul Andersen shows conceptual thinking in a mini-lesson on feedback. Two examples are included in the video and two additional examples are included in the linked thinking slides. TERMS Controller - component of feedback...
TED-Ed
TED-Ed: Is fire a solid, a liquid, or a gas? - Elizabeth Cox
Sitting around a campfire, you can feel its heat, smell the woody smoke, and hear it crackle. If you get too close, it burns your eyes and stings your nostrils. You could stare at the bright flames forever as they twist and flicker in...
SciShow
Could we Have Universal Flu Vaccine?
Researchers are developing a flu vaccine with the potential to target many different strains at once. Also, bacterial meningitis may have something to do with special RNA.
MinutePhysics
The Physics of Caramel: How To Make a Caramelized Sugar Cube
This video is about how the physics and chemistry of sugar (in particular, how it melts, and how it caramelizes) is more complicated than you might think. It involves fructose, sucrose, glucose, and a sticky mess. Credits: Gallium...
SciShow
Why Our Nights Are Getting Hot
The average global temperature is on the rise, evidenced by the ten warmest years on record happening since 2005. But this isn’t just about greenhouse gases preventing heat from escaping. Another culprit comes in the form of…clouds.