TED-Ed
TED-Ed: What are those floaty things in your eye? - Michael Mauser
Sometimes, against a uniform, bright background such as a clear sky or a blank computer screen, you might see things floating across your field of vision. What are these moving objects, and how are you seeing them? Michael Mauser...
SciShow
Why People are Always Fighting Over the Thermostat
Negotiating thermostat settings can be really frustrating, but your officemate isn't trying to freeze you out on purpose. Stefan explains the science behind why people experience temperatures differently. Fun fact: Stefan wears a jacket...
SciShow
How Do Oysters Make Pearls?
Quick Questions gives you the low-down on how oysters turn a tiny bit of gunk into a lovely, valuable pearl.
SciShow
Why Do I Have Tonsil Stones?
If you found the whiteish-yellowish lump on your throat, that might be a tonsil stone. But where does the lump come from? Why do you have it?
TED Talks
Allan Jones: A map of the brain
How can we begin to understand the way the brain works? The same way we begin to understand a city: by making a map. In this visually stunning talk, Allan Jones shows how his team is mapping which genes are turned on in each tiny region,...
SciShow
Not quite an infinite liver hack #shorts #throwbackthursday #science #scishow
Not quite an infinite liver hack #shorts #throwbackthursday #science #scishow
Crash Course
Comparative Anatomy: What Makes Us Animals - Crash Course Biology
Hank introduces us to comparative anatomy, which studies the similarities and differences in animal anatomy to support the theory of evolution and the shared ancestry of living things.
TED-Ed
TED-Ed: Could your brain repair itself? - Ralitsa Petrova
Imagine the brain could reboot, updating its damaged cells with new, improved units. That may sound like science fiction - but it's a potential reality scientists are investigating right now. Ralitsa Petrova details the science behind...
SciShow
LabGrown Meat
Hank brings us the strange story of in vitro meat - muscle tissue grown in laboratories with the hope that someday we will eat it.
SciShow
Why Don't Sharks Have Bones?
Eat facts, Shark Week! Hank takes you on a tour of the shark's amazing anatomy, including the many adaptations that made it a great predator -- despite not having any bones.
SciShow
What Are Eyeballs Made Of?
Eyeballs are unique organs, providing many animals with the ability to interpret the light waves in the world around them, but what are these squishy parts made of?
SciShow
"Flesh-Eating" Bacteria
Hank gets straight to the facts in the unfortunate case of Aimee Copeland, who was injured during a zip-lining accident and subsequently contracted a rare disease.
SciShow
Animal-Free Animal Products With Cellular Agriculture
Many people are looking for ways to reduce their consumption of animal products. And these days, there are a ton of plant-based alternatives to help them do that. But many companies are working on ways to make animal-free animal products...
TED-Ed
TED-ED: How to master your sense of smell - Alexandra Horowitz
Some perfumers can distinguish individual odors in a fragrance made of hundreds of scents; tea-experts have been known to sniff out the exact location of a particular tea; and the NYC Transit Authority once had a employee responsible...
TED Talks
Nikolai Begg: A tool to fix one of the most dangerous moments in surgery
Surgeons are required every day to puncture human skin before procedures — with the risk of damaging what's on the other side. In a fascinating talk, find out how mechanical engineer Nikolai Begg is using physics to update an important...
SciShow
Endometriosis: When Uterine Tissue Goes Rogue
While period cramps are never fun, they can actually be debilitating for those with endometriosis - a disease where rogue uterine tissue turns up in places that it doesn’t belong. Like in other areas of the pelvis… or even in the lungs...
SciShow
Why We’ve Been Ignoring These Brain Cells | Great Minds: Ben Barres
Neurons often get all the credit for running the brain, but the work done by Ben Barres at Stanford University proved that glial cells are far more crucial to brain functioning than we had previously realized.
Amoeba Sisters
How Cells Become Specialized
How do cells in your body differentiate into other types of cells? Explore cell specialization featuring stem cells and their role in cell differentiation.
TED-Ed
TED-Ed: Oxygen's surprisingly complex journey through your body - Enda Butler
Oxygen forms about 21% of the air around us. In your body, oxygen forms a vital role in the production of energy in most cells. But if gases can only efficiently diffuse across tiny distances, how does oxygen reach the cells deep inside...
SciShow
Retracing a Mastodon’s Steps With Chemistry
Thanks to strontium, oxygen, and rings in a tusk, scientists now have evidence that extinct mastodons may have participated in yearly migrations.
SciShow
Today's Mass Extinction, and the First See-Through Animal
Are we in the middle of the 6th largest extinction event? What can we do? Let Hank explain and tell us about see-through animals!
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.
SciShow
4 Body Parts Discovered in the Last 10 Years
Did you know we are still discovering completely new pieces of our anatomies? Even in the last decade, we've found multiple new body parts, including some you can see with the naked eye!
SciShow
This Animal Has a Retractable Anus
Most animals keep their poop chutes on the opposite side of their body from where they eat. But that doesn’t mean it’s always the case, and bryozoans are great examples of how creative you can get with where you put your anus.