SciShow
6 Weird Mushrooms (And Other Fungi)
Mushrooms can be pretty weird! Some have the power to trick animals into caring for them, appear to bleed, or even clean up radiation!
Chapters
SCLEROTIA Credit: Tocekas
0:59
EGG-MIMICKING FUNGUS
2:05
HYPHAE
...
Crash Course
Int'l Commerce, Snorkeling Camels, and The Indian Ocean Trade Crash Course World History
In which John Green teaches you the history of the Indian Ocean Trade. John weaves a tale of swashbuckling adventure, replete with trade in books, ivory, and timber. Along the way, John manages to cover advances in seafaring technology,...
Crash Course
How Did Religion Spread Along the Silk Road? Crash Course Geography
Today we’re going to talk about the collection of routes known as the Silk Roads, and explore how worldview and other ideas spread along those trade routes. The Silk Roads are responsible for everything from the spices we use when we...
TED-Ed
TED-Ed: Why the metric system matters - Matt Anticole
For the majority of recorded human history, units like the weight of a grain or the length of a hand weren't exact and varied from place to place. Now, consistent measurements are such an integral part of our daily lives that it's hard...
SciShow
How Can It Be Too Hot To Fly?
How does heat affect airplanes? Turns out heat, speed and density connect to create dangerous situations.
Crash Course
How do Outbreaks End? Vaccines and Recovery: Crash Course Outbreak Science
Throughout this series, and in our real lives, we've seen the chaos and devastation that outbreaks can cause. But there's good news! Eventually, outbreaks come to an end. In this episode, we'll look at some of the important tools of...
TED-Ed
TED-Ed: When is a pandemic over?
Consider the following scenario: a highly infectious, sometimes deadly respiratory virus infects humans for the first time. It spreads rapidly worldwide, and the WHO declares a pandemic. The death toll starts to rise and everyone is...
Crash Course
Christianity from Judaism to Constantine Crash Course World History
In which John Green teaches you the history of Christianity, from the beginnings of Judaism and the development of monotheism, right up to Paul and how Christianity stormed the Roman Empire in just a few hundred years. Along the way,...
TED Talks
TED: A visual history of social dance in 25 moves | Camille A. Brown
Why do we dance? African-American social dances started as a way for enslaved Africans to keep cultural traditions alive and retain a sense of inner freedom. They remain an affirmation of identity and independence. In this electric...
SciShow
3 Reasons Why Ticks Suck
Find out why these arachnids are among the least B of humanity's BFFs. Yeah, they're blood-sucking parasites, but that's not all of it!
SciShow
Are Hand Dryers Sanitary?
Public bathrooms are teeming with microbes! You know to wash your hands, but when choosing between a hand dryer or a paper towel to dry them off, what's your cleanest bet?
SciShow
Zika Virus: What We Know (And What We Don't)
The Zika Virus is spreading at an alarming rate. SciShow News will explain what we know and what we don't know thus far.
SciShow
What Really Happened with Typhoid Mary
The famous symptomless carrier of Typhoid Fever, Mary Mallon, never felt the effects of the fever, but never recovered from a medical system that didn’t know how to treat a carrier of the disease.
TED-Ed
TED-Ed: How a few scientists transformed the way we think about disease - Tien Nguyen
This video was created with support from the U.S. Office of Research Integrity: http://ori.hhs.gov. For several centuries, people though diseases were caused by wandering clouds of poisonous vapor. We now know that this theory is pretty...
SciShow
Retroviruses: Microbial Supervillains
Forget your Hans Grubers, Lord Voldemorts, and Hannibal Lecters. It's time to meet some real supervillains. They're called retroviruses, and they actually change their host cell's DNA.
MinuteEarth
How To Name A Disease (Like COVID-19)
We’ve changed - and standardized - the way diseases get named because the old way was often stigmatizing and confusing.
MinuteEarth
Why do Bats Transmit So Many Diseases Like Ebola?
Why do Bats Transmit So Many Diseases Like Ebola
SciShow
Fairy Rings
Hank noticed something mysterious in the park one day. Fairy rings: are they mystical portals to another realm? Or could there be another, more scientific, explanation?
SciShow
Is COVID19 a Pandemic March 2020 Update
SARS-CoV-2 is a new kind of coronavirus that appeared suddenly in late 2019. The disease it causes, called COVID-19, is now showing signs that it's able to spread outside of its place of origin. This raises some questions... like, do we...
PBS
The Age of Reptiles in Three Acts
Reptiles emerged from the Paleozoic as humble creatures, but in time, they grew to become some of the largest forms of life ever to stomp, swim, and soar across the planet. This Age of Reptiles was a spectacular prehistoric epic, and it...
SciShow
What Social Distancing Actually Is & What it Means for Mental Health
Social distancing is a time-honored, low-tech tool for slowing the spread of contagious pathogens. But it can also take a toll psychologically. Luckily, there are ways to mitigate these harms, so you can protect yourself and your...
SciShow Kids
What Makes Bridges So Strong?
A SciShow Kids viewer wrote us to ask how bridges are strong enough to carry cars and trucks! Jessi and Squeaks can explain -- with blocks!
TED-Ed
TED-Ed: What really happened during the Salem Witch Trials
You’ve been accused of a crime you did not commit. It’s impossible to prove your innocence. If you insist that you’re innocent anyway, you’ll likely be found guilty and executed. But if you confess, apologize, and implicate others,...
TED Talks
TED: Maps that show us who we are (not just where we are) | Danny Dorling
What does the world look like when you map it using data? Social geographer Danny Dorling invites us to see the world anew, with his captivating and insightful maps that show earth as it truly is -- a connected, ever-changing and...