PBS
Is Doctor Who a Religion?
Dr. Who is one of the longest running TV shows on the BBC, and it's got a huge fandom surrounding it, called Whovians. And while it might not seem like, Whovianism, might just be religion! Whovians, like other passionate fan cultures,...
Be Smart
Why Do We Have to Sleep
Why do we sleep? We spend a third of our lives in slumber, but science has yet to determine exactly why we have do it. Here's a look at how sleep works, why we're not getting enough sleep, what happens if you DON'T sleep, and an idea...
Crash Course
Pre-Columbian Theater, Spanish Empire, and Sor Juana: Crash Course Theater #22
This week, we're headed to the Americas to learn about the theater that existed there prior to the arrival of Europeans, how the theater of the Spanish influenced it, and the impact of Sor Juana Inez de la Cruz, playwrighting Spanish nun...
SciShow
Are My Electronics Making Me Sick?
Can the radiation emitted by electronic devices affect your body and make you feel terrible?
TED Talks
TED: Where on Earth will people live in the future? | Parag Khanna
From the return of nomadic living to a climate-disrupted world, author and global strategist Parag Khanna has some predictions for humanity. Get a fascinating glimpse at the future as he tackles an urgent question: Where on Earth will...
SciShow
The Virtually-Unkillable Virus That Makes Itself a Nucleus
In 2017, scientists discovered what appeared to be an unkillable virus that does something very un-virus-like... it builds its own nucleus inside its host's cells!
SciShow
Mysterious Mars News
Hank brings us news from planets all around the solar system: Mars, Mercury, and even planet Earth have been in the news lately. A retraction from NASA about the Curiosity mission; the discovery of water and organic material in craters...
Be Smart
The Only Animal That Weeps
Why do we cry? It's weird. Humans leak water out of their faces when they get sad. Are we the only animals that do this? What does it mean? What is it for? Here's the science of human tears!
TED Talks
TED: An economic case for protecting the planet | Naoko Ishii
We all share one planet -- we breathe the same air, drink the same water and depend on the same oceans, forests and biodiversity. economist Naoko Ishii is on a mission to protect these shared resources, known as the global commons, that...
3Blue1Brown
e to the pi i, a nontraditional take (old version)
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
TED Talks
Technology can't fix inequality -- but training and opportunities could | 'Gbenga Sesan
Centuries of inequality can't be solved with access to technology alone -- we need to connect people with training and support too, says tech inclusionist 'Gbenga Sesan. Sharing the work behind the Paradigm Initiative, a social...
SciShow
Does Depression Make You More Realistic?
Popular culture has occasionally touched on the idea that people with depression are more objective judges of the world around them, but research has shown that’s not necessarily true.
SciShow
This Worm-y Critter Is (Probably) Our Oldest Ancestor | SciShow News
Newly described wormlike fossils dating back over half a billion years might be our oldest ancestors, and researchers have mapped and visualized the physical structure of the microscopic communities growing on human tongues!
3Blue1Brown
Understanding e to the pi i
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
SciShow
6 Mysteries Geologists Can’t Explain — Yet!
Explaining strange Earth geology is often straightforward — combine a volcanic eruption a dash of erosion, and boom, you’ve got a striking cliff! But not all the features on this planet are so easy to figure out. From the ground randomly...
SciShow
Ancient Lake in Antarctica Reached!
Hank gets to the bottom of an exciting, and kinda weird, announcement from Russian scientists at the Vostok Research Station in Antarctica. Have they reached a 20-million-year old underground lake? Maybe! Is there a hoard of Nazi secrets...
SciShow
Can Gargling Salt Water Cure a Sore Throat?
Gargling with warm saltwater for a sore throat is a remedy commonly known and loved by doctors, and there is some evidence to back it up, but it’s not a cure.
TED Talks
TED: It's impossible to have healthy people on a sick planet | Shweta Narayan
The doctrine of "first, do no harm" is the basis of the Hippocratic Oath, one of the world's oldest codes of ethics. It governs the work of physicians -- but climate and health campaigner Shweta Narayan says it should go further. In this...
SciShow
We Might Be Totally Wrong About Alzheimer’s
Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit.
Crash Course
The Limey: Crash Course Film Criticism
Steven Soderbergh is known as much for his Oscar winning tense dramas as he is retiring... then not retiring. He was a part of the indy revolution in the 1980s and 90s that helped usher in a new case of writers and directors who didn't...
SciShow
The Solar System Might Have a New Dwarf Planet! SciShow News
After observing what we thought was just a big asteroid in the asteroid belt, a team of astronomers now thinks this might qualify as a dwarf planet. And scientists had the chance to directly observe the collision of two neutron stars for...
TED-Ed
TED-Ed: The imaginary king who changed the real world
In 1165, copies of a strange letter began to circulate throughout Europe. It spoke of a fantastical realm, containing the Tower of Babel and the Fountain of Youth— all ruled over by the letter’s mysterious author: Prester John. Who was...
SciShow
Why Don't Humans Have a Mating Season?
Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.