SciShow
Is Urine Really Sterile?
Despite what you might've seen on some wilderness-survival show, there's increasing evidence that your pee isn't sterile. So don't do anything crazy with it. Sci Show explains!
SciShow
Creating Artificial Life
Scientists are working on creating organisms with designer genomes -- and someday, we might end up with bacteria manufacturing our jet fuel.
Crash Course
Mass-Producing Ice Cream with Food Engineering: Crash Course Engineering #39
In this episode, we looked at food engineering. We explored how food’s capacity to spoil makes it a unique challenge from an engineering viewpoint. We saw how many branches of engineering come into play to process ingredients, ensure...
SciShow
7 Amazing Origami-Inspired Inventions
Scientists and engineers are taking folding into the future!
SciShow
What Can We Learn from Baby's First Poop?
Poop can be pretty gross, but newborn poop is in a league of its own! We can learn a lot from a baby’s first poop, which forms before it's even had its first meal.
SciShow
The Strange Blue Glow That Saved Lives
Back in 1862, soldiers fighting in the American Civil War noticed a strange blue glow on their wounds. It took a couple of High School students to figure out what it was.
SciShow
How Science Got Us to 2020 | Compilation
As we forge ahead into the new year, let’s take some time to thank the intrepid researchers, volunteers, and even the occasional dog who came before us, made sure our food and drugs are free from poison, and built the devices that make...
SciShow
8 Beautiful, Weird, and Scary Things Ice Can Do
Frozen water molecules don’t seem to be all that interesting. But, these eight weird things that ice can do are truly mind-boggling. Chapters View all ICE SPIKES 0:40 FROST QUAKES 2:36 FROST FLOWERS: LAND 3:26 FROST FLOWERS: SEA ICE 4:22...
Crash Course
Your Immune System: Natural Born Killer - Crash Course Biology
Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system.
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
6 Ways Animals Prevent Epidemics
Humans aren’t the only ones who have to worry about epidemics: meet six other animals who take their own precautions to avoid getting sick! Chapters pathogens 0:40 vectors 1:15 VECTOR AVOIDANCE: BLUEBIRDS 2:19 social immunity 3:35...
SciShow
5 Scientists with Ideas That Nobody Believed ... Who Were Right
People have struggled to understand some hypotheses scientists had, which are correct but were disclaimed back then. So here’s the 5 scientists and their ideas that nobody believed. Chapters 0:00 0:07 0:15 0:23 0:30 0:38
TED Talks
Craig Venter: Sampling the ocean's DNA
Genomics pioneer Craig Venter takes a break from his epic round-the-world expedition to talk about the millions of genes his team has discovered so far in its quest to map the ocean's biodiversity.
TED Talks
TED: What we don't know about mother's milk | Katie Hinde
Breast milk grows babies' bodies, fuels neurodevelopment, provides essential immunofactors and safeguards against famine and disease -- why, then, does science know more about tomatoes than mother's milk? Katie Hinde shares insights into...
SciShow
Is the Five-Second Rule Real?
Oops! You drop your precious midnight snack on the floor! You just picked it up really quick, like less than five seconds, so it is ok to eat, right? But is the 5-second rule really legit?
SciShow
Meet Dragon Man, Humans’ Possible New Relative | SciShow News
In a bone-filled week, a rediscovered cranium from China might represent an entirely new species of human that's possibly our closest evolutionary relative. And, while studying a 5,000-year-old skeleton, scientists found evidence of what...
PBS
The Mystery of the Eocene's Lethal Lake
In 1800s, miners began working in exposed deposits of mud near the town of Messel, Germany. They were extracting oil from the rock and along with the oil, they found beautifully preserved fossils of animals from the Eocene. What happened...
SciShow
5 Underwater Farmers
Humans have been farming in the ocean for years, but we're not the only saltwater farmers out in the deep blue sea.
SciShow
Ancient Plagues & A New Pandemic
Hank explores the science behind the topics of the day, including a look at the current "pandemic" of concussions in professional sports and new insights into what really caused the worst plagues in human history, and what it portends...
SciShow
6 Parasites That Live INSIDE Cells
When you think "parasite," you might think of leeches or some nasty tape worm, but there are some that can live inside your very own cells. Chapters Plasmodium 0:56 Rickettsia 2:49 ROCKY MOUNTAIN SPOTTED FEVER 2:59 Legionella 4:09...
SciShow
The Secret to Big Gains? Healthy Gut Bacteria #inmice | SciShow News
If you go to the gym often enough, you might be familiar with protein powders and shakes, but one study thinks that the secret to big gains might actually be your gut bacteria.
Crash Course
Medicinal Chemistry and Penicillin Total Synthesis: Crash Course Organic Chemistry
These days, we don't have to worry too much about meeting an early demise from ulcers, breaks in the stomach lining that could be fatal back in the early 1900s. This is because we have medicines to treat them, like proton pump...
SciShow
6 Accidental Discoveries You've Probably Never Heard Of
From insects to infections, and polymers to pacemakers, scientists have discovered some very cool things entirely by accident, thanks to some careful observation and curiosity. Chapters ALEXANDER FLEMING 0:19 A CRICKET STD 1:21 STREP'S...
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!