TED-Ed
TED-Ed: The moon illusion - Andrew Vanden Heuvel
Have you noticed how the full moon looks bigger on the horizon than high overhead? Actually, the two images are exactly the same size -- so why do we perceive them differently? Scientists aren't sure, but there are plenty of intriguing...
SciShow
Why Do You Want to Squeeze Cute Things?
The aggressive urges you might have when you see adorable things are probably related to the way you handle strong emotions.
SciShow
Why Do Things Look Blurry Underwater?
If you’ve been brave enough to open your eyes underwater, you might have noticed that everything is blurry. But fish have no trouble finding their way beneath the waves. So why can’t we see as clearly below as we do above?
TED-Ed
TED-ED: The philosophy of Stoicism - Massimo Pigliucci
What is the best life we can live? How can we cope with whatever the universe throws at us and keep thriving nonetheless? The ancient Greco-Roman philosophy of Stoicism explains that while we may not always have control over the events...
SciShow
Why Can't My Cat See a Treat in Front of Her Face?
Cats are known for having fantastic night vision, but why is it during the day my cats can't see the treat that I'm putting right in front of them?
TED Talks
TED: My journey to thank all the people responsible for my morning coffee | AJ Jacobs
Author AJ Jacobs embarked on a quest with a deceptively simple idea at its heart: to personally thank every person who helped make his morning cup of coffee. More than one thousand "thank yous" later, Jacobs reflects on the...
TED Talks
Aziza Chaouni: How I brought a river, and my city, back to life
The Fez River winds through the medina of Fez, Morocco—a mazelike medieval city that's a World Heritage site. Once considered the "soul" of this celebrated city, the river succumbed to sewage and pollution, and in the 1950s was covered...
Amoeba Sisters
Speciation
Explore speciation with The Amoeba Sisters. This video discusses sympatric and allopatric speciation and covers several types of isolation types including behavioral, temporal, and habitat isolations. Table of Contents: Intro 00:00...
TED-Ed
TED-Ed: How breathing works - Nirvair Kaur
We breathe constantly, but have you ever thought about how breathing works? Discover the ins and outs of one of our most basic living functions-- from the science of respiration to how to control your breaths.
SciShow
The Benefits of Being Easily Distracted
We place a lot of value on productivity, and being distracted can lower your performance on specific tasks. But it turns out that getting distracted once in a while can actually be a good thing!
Crash Course
How To Become An Engineer: Crash Course Engineering #45
Hopefully this course has gotten you excited about all the things we can do with engineering. If so, today we’re going to try to help you answer a very important question: how do you become an engineer? What are the steps? What kinds of...
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
Saving the Elephants with Carbon Dating
The researchers have found that almost all the illegal ivories are from recent poaching. Meanwhile, humans are not only animals that are farsighted!
TED-Ed
TED-Ed: How stress affects your brain - Madhumita Murgia
Stress isn't always a bad thing; it can be handy for a burst of extra energy and focus, like when you're playing a competitive sport or have to speak in public. But when it's continuous, it actually begins to change your brain. Madhumita...
TED Talks
Marjan van Aubel: The beautiful future of solar power
The Sun delivers more energy to Earth in one hour than all of humanity uses in an entire year. How can we make this power more accessible to everyone, everywhere? Solar designer Marjan van Aubel shows how she's turning everyday objects...
SciShow
Could You Get Pregnant in Space?
Researchers are already trying to figure out if people can make space babies. If we need to live in space long-term, will our species be able to reproduce?
TED-Ed
TED-Ed: A curable condition that causes blindness - Andrew Bastawrous
An estimated 20 million cases of blindness worldwide are caused by cataracts, a curable condition affecting the lens that focuses images onto the eye's retina. But how are cataracts formed, and how can we prevent them? Andrew Bastawrous...
SciShow
Colorfully Camouflaging Cuttlefish Are Colorblind
Colorfully Camouflaging Cuttlefish Are Colorblind
Be Smart
Pay Attention!
It seems like every week someone tells us how the internet and the digital age are overloading our brains. Sure, sometimes it feels like we're being fed more information than we can handle, that we're paying attention to the wrong...
SciShow
Microscope: The Tube That Changed the World
Humans have long known that glass bends light. However, it took us awhile to figure out that stacking lenses in a tube would open up a whole new world to science, finally allowing us a peek at the microscopic.
Amoeba Sisters
Chromosomes and Karyotypes
Explore chromosomes and karyotypes with the Amoeba Sisters! This video explains chromosome structure, how chromosomes are counted, why chromosomes are important, and how they can be arranged in a karyotype! This video also tackles a few...
TED-Ed
TED-ED: The importance of focus - Richard St. John
How might focus help you succeed? Using examples of famous people from disparate fields, such as James Cameron, Quincy Jones, and Larry Page, Richard St. John suggests why focus is one of eight traits common in successful people.
SciShow
How Some People Echolocate Like Bats
Animals like bats and dolphins navigate the world using echolocation, but there’s also another animal capable of such a feat: humans.
SciShow
Can You Really Multitask?
You can read a book while watching SciShow on your laptop, so you might think you are multitasking, but can you really multitask?