Crash Course
Dances to Flute Music and Obscene Verse. It's Roman Theater, Everybody: Crash Course Theater #5
Today, Mike Rugnetta takes you from our beginnings in ancient Greek theater, and moves on to the development of Roman theater. Which, it turns out, is A LOT like Greek theater. Because the Romans were real Grecophiles, they modeled their...
SciShow
Feathered Reptiles Ruled Earth's Skies... Twice! | SciShow News
Feathers might have originated tens of millions of years before we'd thought, and a 3D rendering of ankylosaur nasal passages lends new insight into how they stayed cool.
TED-Ed
TED-ED: The most groundbreaking scientist you've never heard of - Addison Anderson
Seventeenth-century Danish geologist Nicolas Steno earned his chops at a young age, studying cadavers and drawing anatomic connections between species. Steno made outsized contributions to the field of geology, influencing Charles Lyell,...
PBS
Neutron Stars Collide in New LIGO Signal?
Last year LIGO announced the detection of gravitational waves from the merger of two black holes. The science world went a little crazy. Only a few weeks ago a new rumour emerged: that LIGO had, for the first time, spotted gravitational...
Crash Course
Life Begins: Crash Course Big History
In which Hank and John Green teach you about life on Earth. They won't be giving advice on how life should be lived, because this is a history series. Instead, they'll teach you about the earliest forms of life on Earth, and some of the...
TED Talks
TED: A rare galaxy that's challenging our understanding of the universe | Burcin Mutlu-Pakdil
What's it like to discover a galaxy -- and have it named after you? Astrophysicist and TED Fellow Burcin Mutlu-Pakdil lets us know in this quick talk about her team's surprising discovery of a mysterious new galaxy type.
3Blue1Brown
Nonsquare matrices as transformations between dimensions: Essence of Linear Algebra - Part 8 of 15
How do you think about a non-square matrix as a transformation?
Crash Course
Why Human Ancestry Matters: Crash Course Big History 205
This week, Emily Graslie is teaching you about human ancestry and geneaology, how we got to be the species we are, and why that matters in our zoomed out look at Big History.
SciShow
The Mystery of the Black Diamond
There are still lots of unsolved mystery about carbonados ("black diamonds"), and geologists even think those mystery rocks come from outside of Earth.
PBS
The Physics of Life (ft. It's Okay to be Smart & PBS Eons!)
Our universe is prone to increasing disorder and chaos. So how did it generate the extreme complexity we see in life? Actually, the laws of physics themselves may demand it.
TED Talks
TED: Dare to refuse the origin myths that claim who you are | Chetan Bhatt
We all have origin stories and identity myths, our tribal narratives that give us a sense of security and belonging. But sometimes our small-group identities can keep us from connecting with humanity as a whole -- and even keep us from...
SciShow
Moonquakes and Marsquakes
SciShow Space explores the origins of Earthquakes that aren't on Earth. Moonquakes and Marsquakes can happen, too!
3Blue1Brown
Three-dimensional linear transformations | Essence of linear algebra, footnote
How to think of 3x3 matrices as transforming 3d space
TED Talks
Nina Jablonski: Skin color is an illusion
Nina Jablonski says that differing skin colors are simply our bodies' adaptation to varied climates and levels of UV exposure. Charles Darwin disagreed with this theory, but she explains, that's because he did not have access to NASA.
3Blue1Brown
Three-dimensional linear transformations | Essence of linear algebra, chapter 5
How to think of 3x3 matrices as transforming 3d space
TED-Ed
TED-ED: How does money laundering work? - Delena D. Spann
Money laundering is the term for any process that "cleans" illegally obtained funds of their "dirty" criminal origins, allowing them to be used within the legal economy. And the practice is about as old as money itself. But how does it...
SciShow
Save Tesla!
Hank comes to you from his inner sanctum of science news to bring you a couple of things you never knew about human origins, the latest from his best friend on Mars, and what you can do to help one of the craziest, greatest people in the...
MinuteEarth
Why Doesn't All Thunder Sound The Same?
We've all experienced thunder, but what ARE all those claps, booms, and rumbles?
Crash Course
Darwin and Natural Selection: Crash Course History of Science
"Survival of the Fittest" sounds like a great WWE show but today we're talking about that phrase as it relates to Charles Darwin and Alfred Wallace. Darwin and Wallace are at the heart of understanding evolution and natural selection....
SciShow
Alfred Wegener: Great Minds
Hank introduces us to Alfred Wegener, a voraciously curious guy who proposed the original theory of continental drift - and was laughed at for it.
Crash Course
Old & Odd: Archaea, Bacteria & Protists - CrashCourse Biology
Hank veers away from human anatomy to teach us about the (mostly) single-celled organisms that make up two of the three taxonomic domains of life, and one of the four kingdoms: Archaea, Bacteria, and Protists. They are by far the most...
Crash Course
Natural Selection - Crash Course Biology
Hank guides us through the process of natural selection, the key mechanism of evolution.
Crash Course
What is Philosophy?: Crash Course Philosophy
Today Hank begins to teach you about Philosophy by discussing the historical origins of philosophy in ancient Greece, and its three main divisions: metaphysics, epistemology, and value theory. He will also introduce logic, and how you’re...
Curated Video
Unraveling the Origins of Salsa: A Journey through Music and Dance
Salsa is a vibrant and energetic music and dance style with Latin American roots. It originated in Cuba and evolved through the blending of African and Caribbean music with American jazz. Salsa is not only a captivating musical genre but...