Amoeba Sisters
Aerobic Cellular Respiration in Eukaryotic Cells
Explore the process of aerobic cellular respiration and why ATP production is so important in this updated cellular respiration video by The Amoeba Sisters! This video compares the cellular respiration equation to photosynthesis before...
Amoeba Sisters
Biomagnification and the Trouble with Toxins
Explore biomagnification which can happen when toxins become more highly concentrated when moving up through trophic levels in the food chain. Uncontrolled use of DDT is used in video as an example. Learn why bioaccumulation can occur in...
Amoeba Sisters
Asexual and Sexual Reproduction
Join the Amoeba Sisters as they compare and contrast asexual reproduction with sexual reproduction. Table of Contents: Intro 00:00 Asexual Reproduction 0:59 Sexual Reproduction 2:21 Disadvantages and Advantages of Sexual Reproduction...
SciShow
These Ant Paramedics Save Their Injured Comrades
A species of ant has been discovered to rescue and tend to the battle wounds of other ants injured while hunting, and scientists think that this is the first time this behavior has ever been observed in insects.
TED Talks
Gero Miesenboeck: Re-engineering the brain
In the quest to map the brain, many scientists have attempted the incredibly daunting task of recording the activity of each neuron. Gero Miesenboeck works backward -- manipulating specific neurons to figure out exactly what they do,...
SciShow
Why Our Brains Love Junk Food
Hank explains the scientific reasons behind why we humans generally prefer to eat donut hamburgers to carrots.
SciShow
Giant Antarctic Sea Spiders | SciShow Talk Show
Art Woods introduces us to Antartica's enormous sea spiders and Jessi from Animal Wonders brings in Fluffy the Chilean Rose Tarantula, a surprisingly big land spider.
SciShow
Dinosaurs Had a Bloodsucking Enemy
This week, scientists revealed a sample of amber containing an extinct tick that fed on dinosaurs. Unfortunately, we can't take a blood sample from it and make Jurassic Park a reality, but it can still tell us a lot about how dinosaurs...
SciShow
Anal Teeth, Paralyzing Farts, and Other Weaponized Butts
All animals have adaptations that help them survive in the wild...some just focus more on back-end development than others. Whether for offense, defense, or both, here are five creatures with butt-kicking behinds!
SciShow
Synthetic Jellyfish
Hank tells us of a fascinating new experiment in synthetic biology - scientists have created a jellyfish out of silicone and rat heart cells.
Amoeba Sisters
Protein Synthesis (Updated)
Explore the steps of transcription and translation in protein synthesis! This video explains several reasons why proteins are so important before explaining the roles of mRNA, rRNA, and tRNA in the steps of protein synthesis! Expand...
TED Talks
TED: Do kids think of sperm donors as family? | Veerle Provoost
How do we define a parent -- or a family? Bioethicist Veerle Provoost explores these questions in the context of non-traditional families, ones brought together by adoption, second marriages, surrogate mothers and sperm donations. In...
TED Talks
Paul Ewald: Can we domesticate germs?
Evolutionary biologist Paul Ewald drags us into the sewer to discuss germs. Why are some more harmful than others? How could we make the harmful ones benign? Searching for answers, he examines a disgusting, fascinating case: diarrhea.
TED Talks
Oliver Sacks: What hallucination reveals about our minds
Neurologist and author Oliver Sacks brings our attention to Charles Bonnet syndrome -- when visually impaired people experience lucid hallucinations. He describes the experiences of his patients in heartwarming detail and walks us...
TED Talks
Kate Orff: Reviving New York's rivers -- with oysters!
Architect Kate Orff sees the oyster as an agent of urban change. Bundled into beds and sunk into city rivers, oysters slurp up pollution and make legendarily dirty waters clean -- thus driving even more innovation in "oyster-tecture."...
TED Talks
Michael Archer: How we'll resurrect the gastric brooding frog, the Tasmanian tiger
The gastric brooding frog lays its eggs just like any other frog -- then swallows them whole to incubate. That is, it did until it went extinct 30 years ago. Paleontologist Michael Archer makes a case to bring back the gastric brooding...
TED Talks
Jack Andraka: A promising test for pancreatic cancer ... from a teenager
Over 85 percent of all pancreatic cancers are diagnosed late, when someone has less than two percent chance of survival. How could this be? Jack Andraka talks about how he developed a promising early detection test for pancreatic cancer...
TED Talks
Robert Full: The secrets of nature's grossest creatures, channeled into robots
How can robots learn to stabilize on rough terrain, walk upside down, do gymnastic maneuvers in air and run into walls without harming themselves? Robert Full takes a look at the incredible body of the cockroach to show what it can teach...
Be Smart
Venomous Creatures: The Evolution and Impact of Animal Venoms
Venom comes in all different types, so here's everything you'll ever need to know.
SciShow
What Happens If You Stop Pooping?
Constipation is no fun. Luckily, it can usually be remedied with a handful of prunes, a few cups of coffee, and some patience. However, if you don't poop for a long, long time, constipation can develop into some serious health problems.
SciShow
How Hyraxes Preserve the Past in Poo
Scientists who piece together our past can do so through the rare fossil or artifact, or they can go to one convenient location: a hyrax latrine.
SciShow
Concerning Hobbits
Hank takes us to the island of Flores, where a race of wee people walked beside pygmy elephants, dragons and giant tortoises; they lived underground and had simple lives...
TED-Ed
TED-Ed: Why can parrots talk? | Grace Smith-Viduarre and Tim Wright
Whether they're belting Beyoncé, head-banging to classic rock, or rattling off curse words at zoo-goers, parrots are constantly astounding us. They are among the only animals that produce human speech, and some parrots do it almost...