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Be Smart
The Paradox of Voting
Political scientist Don Green joins Joe to figure out the complex psychological and social factors that motivate us to vote - or not to. They discuss how and why this decision making process may be in conflict with certain scientific...
SciShow
Antarctica’s Hidden Volcanoes are About to be a Problem
Antarctica probably isn't the first place you think of when you hear about volcanoes. But there's a lot happening under the icy tundra, and not all of it's a good thing. Here's how rising temperatures could lead to an even more...
MinuteEarth
Why does the north get more total eclipses?
Solar eclipses can happen anywhere on earth, but if you want to see a total eclipse, you need to go to the far north, because the Earth’s shape and orbit determine the high latitudes and eclipse hotspot.
TED Talks
TED: Democracy requires disagreement. Here's how to do it better | Bret Stephens and Yordanos Eyoel
As authoritarian leaders challenge democratic institutions around the world, some people are questioning whether democracy is even the best political system. In a wide-ranging conversation, writer Bret Stephens and social entrepreneur...
TED-Ed
TED-Ed: Could AI predict the future? | Thomas Hofweber
A couple has been considering getting engaged, but they’re worried about divorce statistics. An AI-based model was just released that can predict your likelihood of divorce with 95% accuracy. The only catch is the model doesn’t offer any...
SciShow
Wait, We JUST Banned Asbestos?
Amphibole asbestos has been (mostly) illegal in the United States since 1989. So why is the EPA just banning chrysotile asbestos in the year 2024? And is chrysotile really safer?<b<br/>r/>
SciShow
Scientists Let Bees Land in their Eyes
When it comes to a beverage menu, I don't usually want to see "tears" on the list. But these three animals do, including bees whose favorite drink is human tears!
PBS
How To Become an Astrophysicist + Challenge Question!
Do you want to major in Astrophysics? Are you thinking about becoming (or ever just wondered how one becomes) an Astrophysicists? Do you want to know Matt O’Dowd’s origin story? Then buckle up and enjoy the ride and try your astrophysics...
SciShow
A Brief History of Birth Control
Gym teacher Hank gives us the full story of the past, present, and future of birth control.
SciShow
Why Do These Penguins Kill Their First Egg?
In what seems like an inefficient use of resources, these penguins always lay two eggs, but then ignore, discard, or just straight-up destroy the first one. What gives, penguins?
SciShow
Why Do I Have to Use a Number 2 Pencil?
Why do exams always tell you to use a number 2 pencil? What happens if you don’t? Quick Questions explains!
SciShow
Why Do These Animals Get Tied Up in Knots?
Ready your puns, viewers! From sick worm kings to uncomfortable floating snakes, today's episode is all about four types of animals that can get tied up in knots (either intentionally or...knot).
SciShow
6 Ways to Accessorize Animals for the Sake of Science
Decking out your pets with miniature hats is a sure recipe for a great photo. But scientists are accessorizing animals with various technological trinkets to help us learn more about the animals themselves and the places they live.
SciShow
The Hymen Doesn't Tell You Anything About a Person
The hymen is a human structure that is surrounded by myths and misunderstandings. So today, we shed some light on what the hymen actually is, where it comes from, and why it can’t actually tell you anything about a person. Hosted by:...
TED Talks
TED: AI-generated creatures that stretch the boundaries of imagination | Sofia Crespo
Can AI help us see beyond our human capabilities? Through a kaleidoscopic blend of technology, nature and art, neural artist Sofia Crespo brings to life animals that push the boundaries of creativity and imagination. Her artistic...
Crash Course
How Does Disease Move? Crash Course Geography
From outbreaks of measles in the United States and cholera in Haiti to patterns of lead poisoning near gold mines in Nigeria, medical geographers play an important role in tracking disease in the landscape. Today, we're going to look at...
SciShow
Breast Cancer gets Worse in the Spring and Fall. But...Why?
Seasonal illnesses from infectious diseases aren’t a new concept, but a few decades ago public health experts began to notice the same behavior in some non-infectious diseases like breast cancer. These patterns have helped us learn a lot...
Crash Course
Your Immune System: Natural Born Killer - Crash Course Biology
Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system.
SciShow
The Biggest Psychology News Stories of 2016
From Pokémon, to fMRI, to the relationship between masculine norms and mental health, 2016 left us with some interesting psych news to ponder.
Be Smart
Why People Don't Believe In Climate Science
Scientists overwhelmingly agree that our climate is changing, Earth is getting warmer, sea levels are rising, and it's primarily because of humans putting lots of carbon dioxide in the atmosphere. Yet 4 in 10 Americans aren't convinced....
TED Talks
Geoffrey West: The surprising math of cities and corporations
Physicist Geoffrey West has found that simple, mathematical laws govern the properties of cities -- that wealth, crime rate, walking speed and many other aspects of a city can be deduced from a single number: the city's population. In...
SciShow
Are Fandoms Good or Unhealthy Obsessions?
Internet fandoms can get... sort of intense, but is an unwavering devotion to your Hogwarts house an unhealthy fixation or a way to reach out to others and engage in the world around you?
SciShow
Why Are Some People So Bad at Singing?
“Singing badly” doesn’t just mean someone might be tone-deaf. In some cases, it’s more than just not being able to carry the right tune, and it just might be because of a condition called congenital amusia.