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Crash Course
What Is God Like?: Crash Course Philosophy
Today we are moving on from the existence of God to look at the philosophical debate surrounding the traditional divine attributes - omnipotence, omniscience, omnitemporality, and omnibenevolence. We are exploring the puzzles that these...
SciShow
How "Cold-Blooded" Animals Survive the Cold
We humans can rely on our internal body heat to help keep us warm. But what can cold-blooded animals do when faced with the threat of freezing? Here are three creatures that have come up with some...“cool” solutions.
SciShow
Is This Coronavirus or Just Allergies Symptoms of COVID19
A lot of people with coughs or fevers might be stressing out these days because they are worried that they have COVID-19. But with cold and flu season still in full swing, and the spring allergy season starting up (in the Northern...
Crash Course Kids
Gas Giants Weather
Last time, we learned that there is in fact weather on other planets. But those were the rocky planets, like Earth. What about the big Gas Giants? What's the weather like there? In this episode of Crash Course Kids, Sabrina takes us on a...
SciShow
Why Does Cold Weather Kill Your Phone?
If you live in a cold climate, you might know the agony of trying to get your car started on a chilly winter morning, or standing helplessly by as your phone's battery level plummets. So why do cold weather and batteries seem to just not...
TED-Ed
TED-ED: All of the energy in the universe is... - George Zaidan and Charles Morton
The energy in the universe never increases or decreases -- but it does move around a lot. Energy can be potential (like a stretched-out rubber band waiting to snap) or kinetic (like the molecules that vibrate within any substance). And...
SciShow
Brinicles: Icicles o' Death
What's salty and cold and cool as heck? Brinicles, a rarely seen undersea phenomenon the combines ice and saltwater to become every sea star's worst nightmare! Actually, they're not that scary, just awesome. Hank explains within.
SciShow
Can a Hot Drink Cool You Down?
In some arid parts of the world, people cool off by drinking hot beverages. Can a hot drink on a hot day really cool you down?
TED Talks
TED: My glacier cave discoveries | Eddy Cartaya
Snow Dragon. Pure Imagination. Frozen Minotaur. These are the names Eddy Cartaya and his climbing partner Brent McGregor gave three glacier caves that they were the first to explore. As the Sandy Glacier slowly slides down Mount Hood in...
Bozeman Science
Concept 7 - Stability and Change
Paul Andersen explains how stability and change are regulated in systems through controls and feedback. Controls are used to regulate matter and energy flowing into a system. Feedback mechanisms within the system are used to regulate...
SciShow
The Insect That Thrives in Antarctica
It requires a certain attitude to brave the elements of Antarctica. Luckily, the Antarctic midge has a set of adaptations that fit the bill.
SciShow
The Speedy Cold-Hearted Tuna
Most fish are pretty sluggish in the cold. But the Pacific bluefin tuna is one of the fastest apex predators in the frigid Pacific ocean. Their physiology has adapted to help them retain more of the heat their bodies produce, except when...
TED Talks
Zach Kaplan + Keith Schacht: Toys and materials from the future
The Inventables guys, Zach Kaplan and Keith Schacht, demo some amazing new materials and how we might use them. Look for squishy magnets, odor-detecting ink, "dry" liquid and a very surprising 10-foot pole.
SciShow Kids
Winter at the North Pole!
Winter means a lot of changes, and while you might think it's cold outside, some animals can't wait for it to get colder so that they have an easier time finding their next meal!
SciShow
Hottest Year Ever, and Amazing Gecko-Man Getup!
SciShow News explains the latest climate weirdness, and why the Global Warming Hiatus wasn’t really what it sounded like. Plus, see how humans have harnessed the climbing power of the gecko!
TED Talks
TED: How ancient Arctic carbon threatens everyone on the planet | Sue Natali
What will happen to the planet if climate change melts what's left of Arctic permafrost? Shedding light on this overlooked threat, Arctic geologist Sue Natali reveals the true danger of heating up the iciest place on the planet: the...
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 Are There No Sea Snakes in the Atlantic
The Atlantic Ocean is the second largest on Earth, and yet there are no sea snake populations to be found there. What’s keeping aquatic serpents from making a home in these waters?
MinutePhysics
Should You Walk or Run When It's Cold?
Is it better to walk or run when it's cold out? If you run, then you have to deal with wind, wind chill, etc, but your body generates more heat. If you stay still, standing or walking slowly, you don't generate as much...
SciShow
How Cold Can Earth Get?
These days it seems almost trivial to cool atoms down to near absolute zero temperatures in a lab, but what is the lowest possible naturally occurring air temperature on this planet?
PBS
How Sloths Went From the Seas to the Trees
The story of sloths is one of astounding ecological variability, with some foraging in the seas, others living underground, and others still hiding from predators in towering cliffs. So why are their only living relatives in the trees?
SciShow
5 Amazing Feats of Animal Engineering
You might consider humans or beavers to be the best engineers on the planet, but these 5 other animals go to great lengths to put our houses and dams to shame. Chapters SOCIABLE WEAVER 0:38 GREAT BOWERBIRD 2:13 PUFFERFISH 3:39 4 ORIENTAL...
SciShow
A Zombie Star That Just Won’t Die
What exactly is a ‘Zombie Star,’ and how does it compare to other stars and supernovas? We’ve also learned more about how the haze over Pluto plays a role in its temperature.
TED Talks
TED: Let's save the last pristine continent | Robert Swan
2041 will be a pivotal year for our planet. That year will mark the end of a 50-year agreement to keep Antarctica, the Earth's last pristine continent, free of exploitation. Explorer Robert Swan — the first person to walk both the North...