Bozeman Science
Phylogenetics
Paul Andersen discusses the specifics of phylogenetics. The evolutionary relationships of organisms are discovered through both morphological and molecular data. A specific type of phylogenetic tree, the cladogram, is also covered.
PBS
When Did the First Flower Bloom?
During the Cretaceous Period, dinosaurs were more diverse, more fierce, and more strange than ever. But something else was happening under the feet of the terrible lizards: for the first time in history, there were flowers.
SciShow
5 of the World's Most Bizarre Seeds
Some plants have very unique ways to disperse their seeds. Olivia introduces 5 of the most bizarre seeds in the world!
Be Smart
Which Came First - Flowers or Bees?
Bees and flowers have an amazingly close relationship. Flowers need bees in order to reproduce, and bees need flowers to feed their colonies. Take away one, and the other would disappear too. It begs the question: When it comes to...
SciShow Kids
The Wonderful World of Plants! | Compilation
Plants are AMAZING! Join Squeaks and Mister Brown as they talk about the adventures they've had in the fort's garden, and beyond!
Bozeman Science
Essential Characteristics of Life
Paul Andersen describes three main characteristics of life that are conserved in all organisms on the planet. The universal genetic code, the central dogma of biology, and shared metabolic pathways give us details of the original...
TED Talks
TED: How the teddy bear taught us compassion | Jon Mooallem
In 1902, President Theodore Roosevelt legendarily spared the life of a black bear -- and prompted a plush toy craze for so-called "teddy bears." Writer Jon Mooallem digs into this toy story and asks us to consider how the tales we tell...
Crash Course
Tricksters: An Introduction: Crash Course World Mythology 20
This week, Mike introduces you to Tricksters, starting with Anansi, the West African trickster god who is also sometimes a spider. Tricksters are, well, tricky. They're wise and foolish, they're promiscuous and amoral, but in a lot of...
SciShow Kids
How Do Squirrels Find the Food they Hide? | How Animals Prepare for Winter | SciShow Kids
Squirrels eat a lot of things that are pretty tricky to find in the winter, like nuts and berries. Luckily for them, they have lots of clever ways to store up food to last them through the cold parts of the year!
SciShow
These Trees Eat Salmon!
Fish-eating trees sound like they’re straight out of science fiction. But they’re a real thing—one that exists right here on Earth. And they show just how interconnected life on this planet is.
MinuteEarth
Which Came First - The Rain or the Rainforest?
Which Came First - The Rain or the Rainforest
Bozeman Science
AP Biology Lab 9: Transpiration
Paul Andersen starts by defining transpiration as evaporation off of a leaf. He then describes how a potometer can be used to measure the rate of transpiration in different environments.
MinuteEarth
The Real Reason Leaves Change Color in the Fall
Want to learn more about the topic in this week's video? Here are some keywords to get your googling started: Leaf senescence, chlorophyll, carotenoid, anthocyanin
Be Smart
Where Did Humans Come From?
In part 1 of our special series on human ancestry, we tour through our family tree to meet our ancestors and distant cousins, and to find out what made us human along the way. The story of human ancestry is not a simple progression from...
TED Talks
TED: Dance to change the world | Mallika Sarabhai
At TEDIndia, Mallika Sarabhai, a dancer/actor/politician, tells a transformative story in dance -- and argues that the arts may be the most powerful way to effect change, whether political, social or personal.
SciShow
Fairy Rings
Hank noticed something mysterious in the park one day. Fairy rings: are they mystical portals to another realm? Or could there be another, more scientific, explanation?
SciShow Kids
Life as a Tree!
Did you know you can read the story of a tree's life? By looking at a tree's rings, you can figure out way more than just how old it is! Jessi and Squeaks are here to show you what to look for next time you're on a hike and find a tree...
SciShow Kids
Trees That Never Lose Their Leaves! Science for Kids
Some trees lose their leaves in the fall, but some keep their green leaves all year round. Join Jessi and Squeaks to learn about evergreens: where they grow, and how they survive in harsh conditions!
SciShow Kids
Why Do Leaves Change Colors in the Fall?
Autumn means leaves are turning different shades of red, orange, and yellow and falling to the ground. But why? Jessi takes you deep inside a leaf to explain!
TED Talks
TED: How to grow a forest in your backyard | Shubhendu Sharma
Forests don't have to be far-flung nature reserves, isolated from human life. Instead, we can grow them right where we are -- even in cities. eco-entrepreneur and TED Fellow Shubhendu Sharma grows ultra-dense, biodiverse mini-forests of...
Crash Course Kids
Defining Gravity
So, if gravity pulls everything down, then why don't things on the bottom of the Earth get pulled down into space? In this episode of Crash Course Kids, Sabrina talks about gravity and explains that when we talk about gravity pulling...
SciShow Kids
Where Does Chocolate Come From?
It's Halloween night and Jessi and Squeaks just got home with loads of candy! Before they dive in, though, they want to learn a little more about how one of their favorite types of candy is made!
MinuteEarth
How Do Trees Survive Winter?
Humans can go inside or put on clothes, but trees spend winter naked in the cold. Why don't they all die?
SciShow Kids
The Biggest Bird!
There are all sorts of flying birds, but some of the world's biggest are ones that stick to the ground, like the awesome ostrich!