Be Smart
Why Are So Many People Allergic To Food?
More people have food allergies than ever before. Peanuts, tree nuts, shellfish, eggs, and even milk… the list of possibly dangerous foods seems to get longer every day. But why do some people’s bodies have deadly reactions food? And why...
TED-Ed
TED-Ed: Science vs. Pseudoscience | Siska De Baerdemaeker
Pseudoscience is a set of theories, methods, and assumptions that appear scientific, but aren't. In the worst cases, pseudoscience practitioners encourage this confusion to exploit people. But even when it's well-intentioned,...
TED Talks
TED: How life on Earth adapts to you and me | Shane Campbell-Staton
We tend to think of evolution as a slow, gradual process playing out over millions of years. But evolutionary biologist Shane Campbell-Staton says nature is now changing at breakneck speed to keep up with the world humanity has built....
SciShow
Is The Orca Uprising Upon Us?
In 2023, a whole bunch of orcas started attacking boats off the coast of Spain. Was this the first battle in an all-out interspecies war? Well, probably not. But it's a pretty neat look into how trends come and go in orca pods - like...
SciShow
The Weight of “Nothing” Could Mean Everything (to Physics)
Deep in a Sardinian mine, researchers are constructing an experiment that hopes to solve what's known as The Worst Prediction In The History of Physics, and pin down the true identity of dark energy.
MinutePhysics
How to Simulate the Universe on your Laptop
One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!
SciShow
The 8 Smartest People of the Year: 2013's Nobel Winners
Hank profiles this year's Nobel laureates in science, whose achievements have helped us understand questions as small as how our cells transport materials, and as big as why matter exists at all.
SciShow
Is the Mystery of Earth's 1.2 Billion Missing Years Solved? | SciShow News
For the last hundred and fifty years or so, geologists have been trying to wrap their heads around the mystery: in some places, the geologic record just seems to jump by over billion years. And last week, a paper was published that may...
SciShow
Hypercanes: The Next Big Disaster Movie?
Do you ever think of what could cause the next big extinction? How about a super massive tropical storm that sweeps over continents? Hey, it could happen! Check out this SciShow Dose to see how a hypercane would be possible.
SciShow
Why are Insects Attracted to Light?
You know how moths like to fly into lamps or crawl all over your tv screen at night? Why do they do this?! The answer is more complicated than you might think...
SciShow
The 4 Greatest Mysteries of Physics
There are still some great mysteries of our universe that physicists can't explain. How is that possible? Join us as we break down the 4 greatest mysteries of physics in this episode of SciShow hosted by Michael Aranda!
SciShow
How Ovens Helped Discover Quantum Mechanics
Ovens are great for baking, cooking, and.... discovering quantum mechanics? In this fascinating episode of SciShow, Hank takes you through the science of quantum mechanics, and how ovens played a big part in their discovery.
SciShow
Can Hypnosis Actually Change Your Brain?
What exactly is hypnosis? Some people think it's just a fun trick for magic shows, but can it actually make you do things against your will? Learn all this and more with Michael Aranda in a new episode of SciShow!
SciShow
The Experiment That May Have Broken Physics | SciShow News
Researchers have made some unexpected readings of mysterious particles called muons, which may make us reexamine the Standard Model in physics.
SciShow
No, Your Dog Doesn't Think You're the "Alpha"
The toughest, most dominant canine gets the resources and respect - or at least that's the idea that caught on culturally. Turns out, that's not necessarily how it works.
SciShow
4 Mysterious Extinctions from Earth’s History
Nowadays, we're pretty confident about how the dinosaurs died out, but there are still other extinctions throughout Earth's history, some big, some small, that remain unsolved.
SciShow
How Quantum Mechanics Affects Your Life
While you might not think about quantum mechanics being part of your everyday life, it turns out that it might play a role in some of the most familiar things, from the sunlight in the trees to the nose on your face!
SciShow
Why Do We Wrinkle When Wet?
Why do your fingers and toes get wrinkly when they’ve been in the water too long? Short answer: Your nerves. Longer answer: Evolution.
SciShow
Why Are There Righties & Lefties?
About 10% of the world population is left-handed. But why does handedness exist and what determines which hand is dominant? Scientists have suggested several theories, but the answer may well lie with evolution.
TED-Ed
TED-Ed: The continents are moving. When will they collide? | Jean-Baptiste P. Koehl
In the early 20th century, Alfred Wegener's theory of Continental Drift laid the foundation for our modern theory of plate tectonics. And today we know something even more exciting: Pangea was only the latest in a long lineage of...
3Blue1Brown
Abstract vector spaces | Essence of linear algebra, chapter 11
What is a vector space? Even though they are initial taught in the context of arrows in space, or with vectors being lists of numbers, the idea is much more general and far-reaching.
PBS
Why String Theory is Right
Some see string theory as the one great hope for a theory of everything - that it will unite quantum mechanics and gravity and so unify all of physics into one glorious theory.
3Blue1Brown
Abstract vector spaces: Essence of Linear Algebra - Part 15 of 15
What is a vector space? Even though they are initial taught in the context of arrows in space, or with vectors being lists of numbers, the idea is much more general and far-reaching.