MinutePhysics
TOP 10 REASONS Why We Know the Earth is Round
TOP 10 REASONS Why We Know the Earth is Round
MinutePhysics
How Do We Know The Universe Is Accelerating?
The universe is expanding – this we know from looking at red shifts of distant galaxies – but the acceleration of the universe's expansion is harder to measure. It requires measuring the change of recession velocity over time, and it's...
PBS
When Ants Domesticated Fungi
While we’ve been farming for around 10,000 to 12,000 years, the ancestors of ants have been doing it for around 60 million years. So when, and how, and why did ants start … farming?
SciShow
The Nuclear-Powered Clocks of the Future
Atomic clocks are the best timekeepers humanity's got these days, but scientists are working toward something even better: a SUB-atomic (aka nuclear) clock.
MinuteEarth
These Countries Are Cheating
By overcounting how much carbon their forests suck up, and undercounting how much carbon their industries release, countries undercount their total carbon emissions.
MinutePhysics
Windmills Are NOT Like Dams
The Solution to the Windmill Paradox. This video is about the tradeoff of Windmills: the fact that the more kinetic energy you extract from the wind the slower the wind goes, the less wind you have to extract energy from, etc. How much...
SciShow
Everest Doesn’t Always Feel Like the Tallest Mountain
Mount Everest is unquestionably the highest point on earth, but it doesn't always feel that way.
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 COVID Fatality Rates Dropping?
Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.
SciShow Kids
My First Time Flying on an Airplane! | Airplane Science | SciShow Kids
Jessi and Squeaks are taking a trip soon! But Squeaks has never been on a plane before, and he's a little nervous about it. Let's learn what it's like to go through the airport and to be on an airplane, so we can help squeaks feel a...
PBS
Finding the Connection Between Prosperity, Compassion & Happiness
Usually, as a country's GDP goes up, that nation's well-being tends to rise as well. But for the last 35 years, as GDP has grown in the United States, Americans' average happiness hasn't increased. Economics correspondent Paul Solman...
Bozeman Science
Scalar Field
In this video Paul Andersen explains how scalar fields can be used to show the distribution of scalar quantities. The most important scalar fields in AP Physics 2 deal with electric potential. Scalar addition can be used to combine...
MinutePhysics
Legitimate Cold Fusion Exists | Muon-Catalyzed Fusion
This video is about the original cold fusion: μ muon-catalyzed cold fusion of deuterium, tritium, hydrogen, into helium-3 and helium 4. The problems with it are the half-life of muons and the sticking of muons to alpha particles. Also...
SciShow
The Great North American Megadrought
In a few decades, scientists predict that a widespread, severe drought will sweep across western North America -- and it'll last for decades.
SciShow
What Happens if Your Body is Exposed to the Vacuum of Space?
Hank answers a SciShow viewer's most pressing question about what happens if the human body gets exposed to space. Would your head really explode?
SciShow
Why Smoking Makes It Harder to Heal
If a doctor has told you to quit smoking, that's not just because they're worried about lung cancer. Those cigarettes are messing up your body's natural healing process in more ways than one.
TED-Ed
TED-Ed: What causes an economic recession? | Richard Coffin
For millennia, the people of Britain had been using bronze to make tools and jewelry, and as a currency for trade. But around 800 BCE, that began to change: the value of bronze declined, causing social upheaval and an economic crisis—...
TED Talks
TED: Suspended animation is within our grasp | Mark Roth
Mark Roth studies suspended animation: the art of shutting down life processes and then starting them up again. It's wild stuff, but it's not science fiction. Induced by careful use of an otherwise toxic gas, suspended animation can...
PBS
Supervoids vs Colliding Universes!
If you study a map of the Cosmic Microwave Background, or CMB, you may notice a large, deep blue splotch on the lower right. This area, creatively named the Cold Spot. Is this feature a statistical fluke, the signature of vast...
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 COVID Fatality Rates Dropping?
Near the end of 2020, we got some puzzling but good news: COVID-19 fatality rates have been dropping. Here are a few factors that might help explain why we’re seeing this trend.
SciShow
Dual-Sex Butterfly and the Risks of ... Oxygen
SciShow News shares the latest science headlines, including a newly-found butterfly that’s half male and half female, and new insights into the association between cancer and … breathing.
SciShow
Why Do Kids Puke So Much?
Anyone who’s frequently around kids knows that they throw up a lot, and at seemingly weird times. But there are some interesting biological reasons why that might be!
SciShow
Why Fava Beans Can Kill You
For some people, fava beans can be deadly. What is it about this little legume that makes it so?