Crash Course
Non-Human Animals: Crash Course Philosophy
Today we are taking all the things we have learned this year about doing philosophy and applying that to moral considerations regarding non-human animals. We’ll explore what philosophers like Peter Singer and Carl Cohen have to say about...
TED-Ed
TED-Ed: How will AI change the world? | TED-Ed
In the coming years, artificial intelligence is probably going to change your life— and likely the entire world. But people have a hard time agreeing on exactly how AI will affect our society. Can we build AI systems that help us fix the...
SciShow
Do Menstrual Cycles Really Sync Up?
Have you had your period at the same time as your friends or family members? Is this a physiological effect or coincidence? Join Hank Green as he provides some insight on this phenomenon!
Bozeman Science
LS2D - Social Interactions and Group Behavior
In this video Paul Andersen explains the importance of social interactions and group behavior. Organisms live in groups because it overs them greater success and has been selected for through natural selection. Some groups are stable and...
MinuteEarth
How We Evolved To Browse The Web
The decisions we make while we browse the internet are suprisingly similar to the ones animals make as they forage for food...here's why.
SciShow
Why Do You Feel Like You’re Being Watched?
Sometimes it just feels like someone is staring at you, even if you can’t see them. It can be annoying, but our brains have a reason for it.
Crash Course
Language: Crash Course Psychology
You know what's amazing? That we can talk to people, they can make meaning out of it, and then talk back to us. In this episode of Crash Course Psychology, Hank talks to us and tries to make meaning out of how our brains do this thing...
TED-Ed
TED-Ed: Evolution's great mystery: Language | Michael Corballis
What we call language is something more specific than communication. Language is about sharing what's in our minds: stories, opinions, questions, the past or future, imagined times or places, ideas. It is fundamentally open-ended, and...
Bozeman Science
ESS3D - Global Climate Change
In this video Paul Andersen explains how the global climate is changing as a result of natural phenomenon and human actions. Changes in the solar radiation due to variations in the Earth's tilt and orbit have caused the ice ages....
TED-Ed
TED-ED: Inside the minds of animals - Bryan B Rasmussen
Do animals think? It's a question that has intrigued scientists for thousands of years, inspiring them to come up with different methods and criteria to measure the intelligence of animals. Bryan B Rasmussen navigates through this...
SciShow
Can Plants Get Sunburned?
Plants need sunlight to live, but they also need to block the sun's more harmful rays. Plants can't put on sunscreen or find shade, so how do they avoid getting a gnarly sunburn?
SciShow
7 Animals with Super Weird (and Sometimes Horrifying) Teeth
Humans don't have interconnected teeth for slicing, or a secondary set of jaws to clamp down on prey already in our mouths, however, the rest of our animal kingdom is full of strange and awesome adaptations.
Bozeman Science
Microevolution
Paul Andersen defines microevolution as any change in the frequency of the allele pool. He then explains the five mechanisms of evolution; small sample size, non-random mating, mutations, gene flow and natural selection.
Crash Course
How Engineering Robots Works: Crash Course Engineering #33
In this episode we looked at robots and the engineering principles of robots. We learned how robots use sensors to interpret their environment, how actuators and effectors allow a robot to manipulate the objects around it to accomplish a...
MinuteEarth
The Problem With Life Expectancy
In order to truly understand differences among animal lifespans, we need to stop thinking about a specific number and start thinking about a distribution.
Be Smart
3 Incredible Examples of Evolution Hidden In Your Body
Humans are special, and we got that way thanks to evolution and natural selection. The proof is right there in our bodies! From anatomy to genes, here are some stories of how you got to be the way you are.
MinuteEarth
Why We Faint (When Other Animals Don't)
Humans are the only animals known to faint due to triggers like shock, fear, or pain; this is due to a combination of our massive brains and upright stance.
SciShow
Onions, Emotions, and Why We Cry
Have you ever wondered why we cry? In today's episode of SciShow, Hank gives us the answer, covering different types of tears and whether we are the only species to get all teary eyed during the final scene of a good movie.
SciShow
What Do Mirror Neurons Really Do?
Mirror neurons are a very cool part of our brains but some people are taking it way further by making claims that they are responsible for telepathy and ESP. It goes without saying that this isn’t true, but what exactly do mirror neurons...
SciShow
When Will We All Die The Statistics of Human Extinction
We humans like to think we’re special in basically all ways, but if the history of life is any indication, our species has a limited time on this planet. So the question is: when are we gonna go extinct?
SciShow
How Much Junk Is in Your DNA Trunk?
The human genome is 3.2 billion base pairs long and contains around 20,000 genes, but how much of that is garbage?
SciShow
How Safe Are Pesticides, Really?
If you’ve heard anything about pesticides, it’s probably about how toxic they are. But they make growing food more cost-effective, so when some make it into your groceries, how bad can they be?
TED Talks
Hamish Jolly: A shark-deterrent wetsuit (and it's not what you think)
Hamish Jolly, an ocean swimmer in Australia, wanted a wetsuit that would deter a curious shark from mistaking him for a potential source of nourishment. (Which, statistically, is rare, but certainly a fate worth avoiding.) Working with a...