TED Talks
Jack Horner: Building a dinosaur from a chicken
Renowned paleontologist Jack Horner has spent his career trying to reconstruct a dinosaur. He's found fossils with extraordinarily well-preserved blood vessels and soft tissues, but never intact DNA. So, in a new approach, he's taking...
SciShow
6 Mysterious Ancient Outbreaks
Epidemiologists are always trying to get one step ahead of the next big outbreak - and often the best clues we have come from outbreaks of the past. Chapters BUBONIC PLAGUE VICTIMS 0:25 THE GREAT DYING 17th Century 0:47 WAMPANOAG LAND...
SciShow
Does Psychotherapy Work?
You might’ve heard people talking about how awesome psychotherapy can be, but is it actually effective?
SciShow
Are We Inherently Good?
Conventional wisdom might have you believe that human beings only really start showing empathy after a few years of learning social norms and morals. However, some research suggests that this kind of compulsion to do good might be...
Crash Course
T-Tests A Matched Pair Made in Heaven - Crash Course Statistics
Today we're going to walk through a couple of statistical approaches to answer the question: "is coffee from the local cafe, Caf-fiend, better than that other cafe, The Blend Den?" We'll build a two sample t-test which will tell us how...
SciShow
Can Danger Give You Super Strength?
Have you ever heard that you become more powerful in life-or-death situations? There are a lot of anecdotes about super strength, but is it a real thing?
TED-Ed
TED-ED: Why extremophiles bode well for life beyond Earth - Louisa Preston
Life on Earth requires three things: liquid water, a source of energy within a habitable range from the sun and organic carbon-based material. But life is surprisingly resilient, and organisms called extremophiles can be found in hostile...
SciShow
Can Vitamin C and Zinc Help Cure Colds?
You’ve probably heard that taking vitamin C or zinc will keep you from getting sick, but it turns out that those popular cure-alls don't actually work.
SciShow
Why Did The FDA Ban Antibacterial Soap?
Are you a bit of a germaphobe? Maybe think twice about using antibacterial soap.
SciShow
The Wild Reasons Many Older People Wake Up So Early
You might think your grandma who wakes up at 4am just needs less sleep than younger people. Not so! Studies suggest there are some bizarre reasons older people rise at the crack of dawn, including something called brain sand!
TED-Ed
TED-ED: The pharaoh that wouldn't be forgotten - Kate Narev
Hatshepsut was a female pharaoh during the New Kingdom in Egypt. Twenty years after her death, somebody smashed her statues, took a chisel and attempted to erase the pharaoh's name and image from history. But who did it? And why? Kate...
Bozeman Science
Chemical Change
In this video Paul Andersen explains how chemical differs from physical change. In the laboratory macroscopic observations are used to infer changes at the particulate level. Evidence for chemical change include gas production, change in...
SciShow
This Tree Oozes Metal Sap
In the South Pacific, there is a rare tree so rich in metal that its sap runs blue.
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: How do you know whom to trust? - Ram Neta
We believe a lot of things because we've been told - from our personal acquaintances and also experts. With so many belief systems being passed to us, how do we know whom to trust? Using contemporary examples, Ram Neta explains when...
SciShow
Most Metabolism Boosters Are BS
Despite some bold claims, most supplements can’t really "boost" your metabolism, and the actual changes we can make to it are pretty limited.
Be Smart
How The Pyramids Were Built (Pyramid Science Part 2)
Just because something is difficult doesn't mean it's impossible. Over the past centuries, archaeologists, historians, and engineers have reconstructed a great deal of the technology and science used to build the Egyptian pyramids. This...
SciShow
Dyslexia: When Your Brain Makes Reading Tricky
While many researchers are focusing on finding a difference in brains of people with dyslexia, some new research suggests it might not just be in their brains, but in their eyes.
SciShow
Why Do Women Live Longer Than Men?
Evidence strongly suggests that men have, on average, a shorter lifespan than women, but scientists aren't exactly sure why that is. Check out today's QQ to learn more about this mortality mystery.
Crash Course
Bayes in Science and Everyday Life - Crash Course Statistics
Today we're going to finish up our discussion of Bayesian inference by showing you how we can it be used for continuous data sets and be applied both in science and everyday life. From A/B testing of websites and getting a better...
Bozeman Science
Engaging in Argumentation
In this video Paul Andersen explains how to have your students engage in argumentation in the science classroom.
SciShow
Why Does Venus Spin Backwards?
We're always learning more about far away galaxies and exoplanets, but we still have some pretty big mysteries hanging out here in the solar system, like why Venus spins the way it does.
SciShow
This Star Might Be Hiding Undiscovered Elements - Przybylski’s Star
Przybylski’s Star has been puzzling astronomers for decades, and it might contain elements or isotopes that scientists have never seen before!