PBS
The Mystery of the Cretaceous Pompeii
New ReviewSince the 1990s, paleontologists have been pulling 125-million-year-old complete dinosaur skeletons from the rocks of the Lujiatun in Northeastern China, most seemingly posed in perfect rest. This has prompted comparisons to a famous...
PBS
How Mountains Make Evolution Weird
New ReviewMountains have a unique effect on diversity, messing with our understanding of animals through time, and pretty much just making evolution weird. And they would eventually reveal something even stranger about a group of mammals even...
PBS
Why Wasn't There A Second Age of Reptiles?
New ReviewAn asteroid impact triggered the K-Pg mass extinction, wiping out the non-avian dinosaurs, ending the Age of Reptiles, and ushering in the Age of Mammals. But why was it the mammals who triumphed?
PBS
The Graveyard at the Center of the Earth
New ReviewScientists have been trying to solve the mystery of why plate tectonics works the way it does for over a hundred years. And they might have just uncovered a key to cracking it.
PBS
Webs vs Wings: the Arms Race of the Air
New ReviewSpiders and their ancestors have been driving an arms race that began before either stepped foot onto land and resulted in the first powered flight on Earth. But how did this competition of webs versus wings drive such a massive...
PBS
When Red Pandas Roamed North America
New ReviewHow did a relative of the red panda end up in North America? What can this tell us about how long ago – and how many times – North America was connected to Europe and Asia?
PBS
Could This Sperm Whale Eat The Meg?
New ReviewUnlike in fiction, giant whales do not emerge fully-formed from the ocean deep. So, where did Livyatan melvillei come from? How did such a large predator live? And what caused the titan to die out? The answer may lie in an appetite so...
PBS
Are All Oceans Basically Reincarnated?
New ReviewThis is the hundred-year tale of how an unlikely bunch of bottom-dwelling marine critters helped reveal that ocean basins are basically reincarnated every few hundred million years.
PBS
Darwin's Unexpected Final Obsession
New ReviewAfter having solved the small matter of evolution by natural selection - becoming one of the most famous scientists in the world in the process - Charles Darwin turned his focus to a different personal obsession…
Be Smart
The Surprising Power of Sex in Evolution
New ReviewWe all know Charles Darwin's theory of evolution, right? Natural selection? But what about his lesser-know theory of evolution: sexual selection. Let’s talk about how animals like peacocks, whose eye-catching physical traits make them...
PBS
Why Paleontologists Can’t Stop Fighting About Spinosaurus
New ReviewWhat does it mean to be a “semi-aquatic” dinosaur? Was it wading in the shallows, or could it have been a skilled swimmer? Each scenario paints a very different picture of Spinosaurus, and the discovery of new fossils has paleontologists...
Amoeba Sisters
Intro to Cladograms and Phylogenetic Trees
New ReviewJoin the Amoeba Sisters as they introduce the basics about cladograms and phylogenetic trees. The Amoeba Sisters walk through the process of building a basic cladogram and mention vocabulary such as: shared ancestral character, shared...
SciShow
5 Giant Snakes and the Evolution of Super-sized Serpents
New ReviewToday we're talking about the biggest snakes that ever lived -- like anacondas, pythons, and Titanoboa -- and how they evolved to be so big in the first place. Hosted by: Savannah Geary (they/them)
SciShow
How Snakes Hijacked Our Brains
New ReviewSometimes, one animal ends up in an evolutionary arms race with another for millions of years. Here are four fascinating examples, including our own showdown with snakes. Hosted by: Jaida Elcock (she/her)
Crash Course
Human Evolution: We Didn't Evolve From Chimps: Crash Course Biology #19
New ReviewWhat’s a human? And how did we become humans, anyway? In this episode of Crash Course Biology, we’ll meet some of our closest relatives and trace how we evolved into the brainy, inventive, complex species we are today.
Crash Course
Biological Diversity, Butts, and the Tree of Life: Crash Course Biology #18
New ReviewEverywhere you look on Earth, you’ll find wonderful and diverse living things, from tiny tardigrades to soaring sequoias. And incredibly, everything alive today, and everything that’s ever lived, is related. In this episode of Crash...
Crash Course
Population Genetics: Why do we have different skin colors?: Crash Course Biology #14
New ReviewIn this episode of Crash Course Biology, we’ll learn about the ways population genetics reveals how groups of living things evolve—by comparing genetic similarities and differences. We’ll discover the most genetically diverse species of...
Crash Course
Phylogeny: How We're All Related: Crash Course Biology #17
New ReviewCrocodiles, and birds, and dinosaurs—oh my! While classifying organisms is nothing new, phylogeny— or, grouping organisms by their evolutionary relationships—is helping us see life in a whole new light. In this episode of Crash Course...
Crash Course
Evolutionary History: The Timeline of Life: Crash Course Biology #16
New ReviewHumans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth. We’ll explore the big, game-changing...
Crash Course
Speciation: Where Do Species Come From?: Crash Course Biology #15
New ReviewHow can you tell two species apart? It’s not always simple. In this episode of Crash Course Biology, we’ll learn about speciation—a process that can happen over millions of years, or within a single generation. Along the way, we’ll...
Crash Course
Natural Selection: Life's Way of Stayin' Alive: Crash Course Biology #13
New ReviewThere are lots of ways that evolution happens, and natural selection is just one of them. In this episode of Crash Course Biology, we’ll find out how this process works and shapes traits in all living things —from ginkgo trees to howler...
Crash Course
Microevolution: What's An Allele Got to Do With It?: Crash Course Biology #12
New ReviewWhether we’re talking about tigers, trees, or tarantulas, evolution happens at the level of the population. In this episode of Crash Course Biology, we’ll find out how natural selection, gene flow, genetic drift, and other processes...
TED Talks
Are we still human if robots help raise our babies? | Sarah Blaffer Hrdy
AI is transforming the way we work — could it also reshape what makes us human? In this quick and insightful talk, evolutionary anthropologist Sarah Blaffer Hrdy explores how the human brain was shaped by millions of years of shared...
TED-Ed
Yes, tiny mites live on your face — but is that a bad thing? | M. Alejandra Perotti
Two species of Demodex mites specifically inhabit human follicles. And not just some people’s— nearly everyone is thought to host mites. One person’s face might harbor hundreds or even thousands of individual mites. On any given day,...