From the flu to COVID-19, viruses are a major threat in our everyday lives. In today’s episode of Crash Course Biology, we’ll learn why viruses are like genes in a box, and how they invade and spread between cells. We’ll also discover how vaccines and medicines help our bodies fight back.
Aired: Jun 6, 2023Biology is the study of life—a four-letter word that connects you to 4 billio...
Aired: Jun 13, 2023Science offers a way of discovering and understanding the world around us, dr...
Aired: Jun 27, 2023A biologist’s natural habitat is anywhere questions about life are being aske...
Aired: Jul 11, 2023Here on Earth, life is dizzyingly diverse—but it’s also surprisingly organize...
Aired: Jul 18, 2023Ecology is the study of the interactions of living things with each other and...
Aired: Aug 1, 2023Community ecology is the study of interactions between different species of l...
Aired: Aug 8, 2023When the Bald Eagle population started to decline in the mid-20th century, sc...
Aired: Aug 15, 2023Life on Earth has weathered boiling-hot oceans and volcanic-ash-darkened skie...
9. The Effects of Climate Change
Aired: Aug 22, 2023Climate change shakes up all of Earth’s systems, including the living ones. I...
10. DNA Structure & Replication
Aired: Aug 29, 2023Some scientists believe we are in the middle of Earth’s sixth mass extinction...
11. What a weirdly long giraffe nerve can teach us about evolution
Aired: Sep 5, 2023From a single-celled common ancestor, evolution has brought us all of Life’s ...
12. Microevolution: What's An Allele Got To Do With It?
Aired: Sep 12, 2023Whether we’re talking about tigers, trees, or tarantulas, evolution happens a...
13. Natural Selection: Life's Way of Stayin' Alive
Aired: Sep 19, 2023There are lots of ways that evolution happens, and natural selection is just ...
14. Why do we have different skin colors? (Population Genetics)
Aired: Oct 4, 2023In this episode of Crash Course Biology, we’ll learn about the ways populatio...
15. Where Do Species Come From? (Speciation)
Aired: Oct 10, 2023How can you tell two species apart? It’s not always simple. In this episode o...
16. How did life begin? (Evolutionary History)
Aired: Oct 17, 2023Humans may have been around for a long time, but life has existed for way lon...
17. How We're All Related (Phylogeny)
Aired: Oct 24, 2023Crocodiles, and birds, and dinosaurs—oh my! While classifying organisms is no...
18. Humans Develop Butt First (and other insights from the Tree of Life)
Aired: Oct 31, 2023Everywhere you look on Earth, you’ll find wonderful and diverse living things...
19. Humans Didn't Evolve From Chimps (Human Evolution)
Aired: Nov 7, 2023What’s a human? And how did we become humans, anyway? In this episode of Cras...
20. What is Life Made of? (Carbon & Biological Molecules)
Aired: Nov 14, 2023Despite the diverse appearance and characteristics of organisms on Earth, the...
21. A Love Letter to H2O: Water & pH
Aired: Nov 28, 2023This is a love letter to water, life’s solvent, and one of the most wonderful...
22. How We See What We Can't See (Microscopes)
Aired: Dec 5, 2023There’s an immense world of tiny stuff within us and around us—but how do we ...
Aired: Dec 12, 2023The cell is the basic unit of life, and our understanding of it has advanced ...
24. How Does Stuff Get Into Your Cells? (Cell Membranes)
Aired: Dec 19, 2023The cell membrane is a protein-studded phospholipid bilayer that not only pro...
25. How Do Cells Communicate? (Cell Communication)
Aired: Jan 9, 2024Even though it might seem like our bodies are on autopilot, there is a whole ...
26. How Do We Get Energy? (Chemical Reactions)
Aired: Jan 16, 202427. How do cells get their energy? (Electron Transport Chain)
Aired: Jan 23, 202428. Photosynthesis: The Original Solar Power
Aired: Jan 30, 202429. Mitosis and the Cell Cycle
Aired: Feb 6, 202430. Why Are All Humans Unique? Meiosis
Aired: Feb 14, 202431. Why Your Cat Looks Like That: Genetics
Aired: Feb 20, 202432. Nature? Nurture? Not so simple: Genetic Traits
Aired: Feb 27, 202433. Our Instruction Manual for Existing: DNA Structure & Replication
Aired: Mar 5, 202434. How mRNA helped save lives: DNA Transcription
Aired: Mar 12, 202435. How RNA gets translated into protein power
Aired: Mar 19, 202436. How Genes Express Themselves
Aired: Mar 28, 2024If nearly all your cells have the same DNA, why are muscle cells so different...
37. Is drinking milk a Superpower? Genetic Mutations
Aired: Apr 2, 2024Science fiction is full of superpowered mutants, but in reality, mutations ar...
Aired: Apr 9, 2024Bacteria often get a bad rap, but they’re some of our best partners in scienc...
39. How Do Vaccines Work?: Viruses & Vaccines
Aired: Apr 16, 2024From the flu to COVID-19, viruses are a major threat in our everyday lives. I...
40. Algorithms Aren’t Just for TikTok: Bioinformatics
Aired: Apr 23, 2024On its own, a huge DNA sequence is a meaningless pile of data — so, how do bi...
41. Why We Aren’t Just One Big Cell: Multicellular Function
Aired: Apr 30, 2024There are countless types of plants and animals on Earth, but how do they wor...
42. Plants Are Hardcore: Plant Anatomy & Physiology
Aired: May 7, 2024Plants may not seem like they’re doing much, but if you look closer, you’ll f...
Appearances
Current Status: Returning Series
Network: YouTube
Production Country: United States
Genres:Documentary
