SciShow
Is There Sound in Space?
Sound can't actually travel through a vacuum like space, but scientists have learned that there's still plenty to hear.
SciShow
The Bizarre Future of Stroke Treatment
Even with rapid action, strokes can lead to lasting brain damage. So researchers are developing new techniques like freezing brains to buy time and using using parts of pork bladders to regrow brain tissue.
TED Talks
TED: The life-changing power of assistive technologies | Jane Velkovski
This chair is my legs -- this chair is my life, says accessibility champion Jane Velkovski, who uses a wheelchair after being diagnosed with Spinal Muscular Atrophy (SMA). With clarity and poise, he shares how his first motorized...
Amoeba Sisters
Dihybrid and Two-Trait Crosses
This video will show how to set up and solve everyone's favorite 16 square Punnett square.
TED Talks
TED: In defense of dialogue | Jonas Gahr Støre
In politics, it seems counterintuitive to engage in dialogue with violent groups, with radicals and terrorists, and with the states that support them. But Jonas Gahr Støre, the foreign minister of Norway, makes a compelling case for open...
SciShow
Have We Contaminated the Moon?
Humans are full of microbes. Humans also went to the Moon. Does that mean we left colonies over there?
TED Talks
Pico Iyer: Where is home?
More and more people worldwide are living in countries not considered their own. Writer Pico Iyer -- who himself has three or four “origins” -- meditates on the meaning of home, the joy of traveling and the serenity of standing still.
SciShow
Is Earth Getting Heavier?
SciShow Space tackles a viewer question: Is the Earth getting heavier? The answers -- there's actually more than one -- may surprise you!
SciShow
Do Fish Drink Water?
You'd think that animals that lived in water wouldn't have to drink it -- but some fish do. Learn all about how different kinds of fish get the fresh water that they need to survive.
SciShow
New 8Letter DNA Rewrites the Genetic Code SciShow News
Scientists have successfully created synthetic DNA with twice as many base pairs as normal, with potential implications in medicine, data storage, and even understanding how life could evolve elsewhere in the universe.
TED Talks
TED: A queer vision of love and marriage | Tiq Milan and Kim Katrin Milan
Love is a tool for revolutionary change and a path toward inclusivity and understanding for the LGBTQ+ community. Married activists Tiq and Kim Katrin Milan have imagined their marriage -- as a transgender man and cis woman -- a model of...
SciShow
Why Do We Ride Horses But Not Zebras
Zebras and horses are very similar - so why do we only ride one but not the other?
SciShow
What Keeps Astronauts Up At Night?
Sleep is a crucial activity for our brains to function properly. But when you’re on the ISS, you face a myriad of distractions and obligations that make it difficult to get good shuteye. So how do these astronauts ever get restful sleep?
TED Talks
TED: How to tackle the stigma of living with HIV | Gareth Thomas
After his HIV diagnosis, former pro rugby player Gareth Thomas set out on a mission to tackle the stigma and shame that prevent people from getting the testing and care they need. In this empowering talk, Thomas shares his mission to...
SciShow
The Oldest DNA Ever Found
Researchers mapped the mammoth family tree by extracting DNA from fossils. Also, scientists found some sessile animals living under Antarctica's ice shelf, and they're really cool.
SciShow
For These 7 Species, Sex Changes Everything
Animals and plants come in an amazing variety of shapes, sizes and colors. And in some species, they take it pretty extreme to deal with the battles within and between sexes.
SciShow
5 Science-Backed Barbecue Tips
It's barbecue season around the SciShow office, which means applying our knowledge of science to this delicious outdoor past-time.
SciShow Kids
Worms Are Wonderful
Ever wonder what those little earthworms are up to? Learn why worms are wonderful with Jessi and Squeaks!
SciShow
What Happens in the Brain During a Coma?
Patients in comas might look like they’re sleeping, but there are pretty fascinating things happening inside of their heads.
SciShow
Borderline Personality Disorder: Sorting Fact From Fiction
There are so many persistent myths about Borderline Personality Disorder. But, the reality of being quote “borderline” is much more nuanced — and hopeful. Chapters Borderline Personality Disorder 0:16 identity disturbance 3:11 dialectic...
TED-Ed
TED-Ed: Solving the puzzle of the periodic table - Eric Rosado
How did the periodic table of elements revolutionize our understanding of the world? What scientists contributed to the table we have today? Eric Rosado discusses the key people and discoveries that have molded our understanding of...
3Blue1Brown
Matrix multiplication as composition | Essence of linear algebra, chapter 4
How to think about matrix multiplication visually as successively applying two different linear transformations.
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?