Bozeman Science
Internal Energy
In this video Paul Andersen explains how the internal energy of a system can change as the internal structure of the system changes. An object model will not be able to account for the restoring forces and so a system model must be used....
SciShow
Why Don't Humans Have a Mating Season?
Unlike lots of other animals, there’s no such thing as the “mating season” for humans, and it might have to do with how we raise our kids.
TED-Ed
TED-ED: Licking bees and pulping trees: The reign of a wasp queen - Kenny Coogan
As the sun rises, something royal stirs inside a pile of firewood. It's the wasp queen; one of thousands who mated in late autumn and hibernated through the winter. Now she must emerge into the spring air to begin her reign. This queen...
SciShow
7 Animals with Really Wild Tongues
They’re sticky, they’re stretchy, they’re just plain long—here are seven of the most interesting tongues in the animal kingdom! chapters CHAMELEONS 0:51 TUBE-LIPPED NECTAR BATS 2:16 WOODPECKER TONGUE Popular Science Monthly illustration,...
SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
SciShow
SciShow Quiz Show: With the Brain Scoop's Emily Graslie!
Hank goes head-to-head with the Brain Scoop’s Emily Graslie to match wits about springs, hoaxes, and human evolution!
MinutePhysics
How Perspective Shapes Reality
This video is about how the way we describe the world can influence the way we perceive it. In particular, with regards to Bohmian mechanics, Schrodinger wave functions, Feynman path integrals, and Galilean moons attached to Jupiter by...
Bozeman Science
Conceptual Thinking Mini-Lessons: Introduction and Explanation
ThinkBlocks were invented by Derek Cabrera at Cornell.
SciShow Kids
The Science of Spring!
It's finally spring where Jessi and Squeaks live! Join them as they take a look back at some of their favorite springtime subjects like why it rains, how plants grow, and all the amazing bugs you can find in the spring!
SciShow
These Wasps Throw Awesome Parties
Large clumps of wasps can occasionally be found on the tops of tall structures, and although you probably still don’t want to mess with them, these aren’t angry swarms—they’re actually super chill parties.
SciShow
Thank Climate Change for the Awful Allergy Season
Every spring, around 20% of the population enters the season of sniffles, and some years are worse than others. But lately, there just don’t seem to be any better years because the different effects of climate change seem to be working...
SciShow
More New Earth-like Planets Nearby!
Between the new, potentially Earth-like planets, organic molecules on Ceres, and SpaceX's successful launch, it's been quite a week in space!
SciShow
Robot Ant Swarms Have Arrived!
Robot design commonly mimics the abilities of their human creators, but some researchers have been inspired by a possibly unexpected creature: an ant.
SciShow Kids
Salmon Parents Are Amazing!
What swims in rivers and the ocean and is an awesome parent? Jessi and Squeaks talk about the amazing life cycle of salmon.
TED Talks
David Deutsch: A new way to explain explanation
For tens of thousands of years our ancestors understood the world through myths, and the pace of change was glacial. The rise of scientific understanding transformed the world within a few centuries. Why? Physicist David Deutsch proposes...
MinuteEarth
Why The Shortest Day Of The Year Isn't The Coldest
The way we experience seasons don't necessarily line up with how they're technically defined - here's why.
Bozeman Science
Free Body Diagrams
Mr. Andersen shows you how to draw free body diagrams of various objects. The major forces (like gravity, normal, tension, friction, air resistance, etc.) are discussed and then applied to various problems.
TED Talks
Nikolai Begg: A tool to fix one of the most dangerous moments in surgery
Surgeons are required every day to puncture human skin before procedures — with the risk of damaging what's on the other side. In a fascinating talk, find out how mechanical engineer Nikolai Begg is using physics to update an important...
SciShow
Could Squirrels Be the Key to Long Distance Spaceflight?
Space is hard on the human body, but a certain ground squirrel might have the guts to show us how to last longer in space.
SciShow
We Know Exactly When Dinosaurs Went Extinct
During the age of dinosaurs, a massive asteroid slammed into the Earth, bringing an end to most life at the time. And thanks to new fossil evidence, we've been able to pinpoint a time of year for this event that happened millions of...
SciShow
Why Do We Keep Planting Trees That Smell Like Semen?
What's that awful smell? Cat urine? Semen? Rancid butter? Possibly one of these gorgeous city trees?
TED-Ed
TED-Ed: M Jackson: How to grow your own glacier
In the 13th century, Genghis Khan embarked on a mission to take over Eurasia, swiftly conquering countries and drawing them into his empire. But, legend has it that there was one obstacle that even he couldn't overcome: a towering wall...
SciShow
Spring, Time for Drunk Birds
As spring approaches in the Northern Hemisphere, we anticipate the fluttering butterflies and the capering baby lambs, and we can also expect to see some birds hammered out of their minds in the trees, and perhaps on the ground. In most...
SciShow
How the White House Killed Two Presidents
Working in the White House in the 1840s may have been more hazardous than we thought.