SciShow Courses

The Thinnest Lens in the World is One Molecule Thick

Explore the fascinating world of zone plates and discover how a molecular-thin lens revolutionizes light manipulation technology, surpassing traditional optical designs.

• YouTube
• 12 minutes
• Self-Paced
• Free Video

Should We Build a Geothermal Power Plant in Yellowstone? - A NASA Proposal Analysis

Explore NASA's intriguing proposal to harness Yellowstone's geothermal energy through power plant construction, examining the scientific rationale and potential environmental impacts.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

The Shocking Violence of the Chimpanzee War - A Study of Primate Conflict at Gombe National Park

Delve into the fascinating story of the Gombe chimpanzee conflict, examining the brutal split of a unified group and the complex social dynamics that led to unprecedented violent behavior among primates.

• YouTube
• 35 minutes
• Self-Paced
• Free Video

A Quarter of All Your Bones Are in Your Feet - The Evolution and Anatomy of Human Feet

Discover the fascinating anatomy of human feet, exploring their evolutionary history, bone structure, and crucial role in bipedal movement through tetrapod and hominin development.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Did We Just De-Extinct Dire Wolves? The Science Behind De-Extinction Claims

Delve into the scientific claims behind Colossal Biosciences' announcement about de-extincting dire wolves, as SciShow examines the truth behind these assertions and demystifies the concept of de-extinction.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

When Did Moon Rocks Start Disappearing?

Discover the fascinating story of moon rock theft, including a NASA intern's heist and a special agent's mission to recover missing lunar samples, revealing what these pebbles teach us about our universe.

• YouTube
• 59 minutes
• Self-Paced
• Free Video

Our Brains Shouldn't Be So Big

Explore the evolutionary paradox of human brain size, examining the high energy costs and adaptations required for our species to develop such large brains compared to other animals.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Solving the Nazca Lines' Ancient Archeological Mystery

Explore the enigmatic Nazca Lines in Peru's desert—massive ancient drawings carved into the earth that continue to puzzle archaeologists about their true purpose and meaning.

• YouTube
• 10 minutes
• Self-Paced
• Free Video

Do These Weird CBD Products Actually Work?

Explore the science behind various CBD products, examining which ones have evidence supporting their effectiveness and which are merely marketing hype.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Why Are Those Buildings That Weird Shape?

Discover the engineering principles behind uniquely shaped structures like nuclear cooling towers and salt storage domes, exploring the scientific reasons for their distinctive designs.

• YouTube
• 12 minutes
• Self-Paced
• Free Video

5 Giant Snakes and the Evolution of Super-sized Serpents

Explore the fascinating world of giant snakes, from anacondas to Titanoboa, and discover the evolutionary processes that allowed these remarkable reptiles to reach such impressive sizes.

• YouTube
• 14 minutes
• Self-Paced
• Free Video

5 Regrettable Things People Did With Uranium

Discover the bizarre history of uranium misuse, from radioactive teeth and toys to diabetes treatments, despite known health risks dating back to the 1820s.

• YouTube
• 13 minutes
• Self-Paced
• Free Video

Stress Eating Explained and Other Weird Fight or Flight Responses

Discover the evolutionary reasons behind stress responses like tensing up, becoming pale, and overeating, and how these fight-or-flight reactions developed for survival.

• YouTube
• 11 minutes
• Self-Paced
• Free Video

Science Takes That Might Make You Angry - Compilation

Explore unconventional scientific perspectives in this compilation of SciShow's most provocative takes, from "butt is legs" to "people are fish," challenging your understanding of biology and taxonomy.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

We Used to Clean Our Clothes with Gasoline - The History of Dry Cleaning

Explore the evolution of dry cleaning from dangerous gasoline methods to modern eco-friendly approaches, tracing its history of addressing flammability, health, and environmental concerns.

• YouTube
• 12 minutes
• Self-Paced
• Free Video