SciShow Courses

Bird Flu: A History of Avian Influenza and Its Pandemic Potential

Delve into the fascinating history of avian influenza, exploring its evolution, current impact on North American cattle, and potential pandemic implications through expert scientific analysis.

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

Humans Lost The Emu War

Discover seven disastrous attempts at wildlife population control, from the infamous Emu War to creating drug-resistant super rats and aerial wolf hunting, showcasing how human interventions often backfire.

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

6 Weapons That Changed Human History Forever

Explore the six revolutionary weapons that have shaped human history, from ancient hand axes to gunpowder, and understand their profound impact on civilization's development.

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

Why Is Lung Cancer in Non-smokers on the Rise?

Explore the surprising rise of lung cancer among non-smokers, challenging the stigma that it's primarily a smoker's disease and examining the changing narrative around this health concern.

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

The Last Person Standing In Nuclear War

Explore the science behind nuclear explosion survival, examining how proximity and personal factors influence who would be the last person standing if everyone were equidistant from a bomb.

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

When Did Humans ACTUALLY Get to the Americas?

Explore the scientific debate about human arrival in the Americas, examining controversial evidence like the Cerutti Mastodon that suggests earlier timelines and possibly different hominin species preceding humans on the continent.

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

Why Do So Many More Pedestrians Die in America?

Explore the alarming rise in pedestrian fatalities in the US compared to other countries, examining the causes behind this trend and why people outside vehicles are increasingly at risk on American roads.

• 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

Einstein Didn't Want People to Study His Brain

Explore the controversial post-mortem study of Einstein's brain and what researchers discovered about the source of his genius despite his wishes against it.

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

5 Bad Health Science Takes

Debunk common health myths about soy, sunscreen, and other topics with evidence-based explanations that separate scientific facts from popular misconceptions.

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

Why Don't We Talk About Acid Rain Anymore? - The Environmental Success Story

Discover how scientists and policymakers successfully tackled acid rain, explaining why this once-prominent environmental threat has faded from public discourse.

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

The Coolest Fossils of 2025

Explore the most amazing fossil discoveries of 2025 and uncover what these ancient finds reveal about prehistoric life and Earth's fascinating history.

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

How Bugs and Insects Use Tools in Their Environment

Discover how insects and spiders craft ingenious tools from their environment, including using other insects' bodies as implements for survival and hunting.

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

The Places Where People Live Past 100 Are Fake

Uncover the truth behind Blue Zones and why claims about centenarian hotspots may not be as reliable as they seem, exploring the real science behind longevity myths.

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

You're Steeping Your Tea Too Long

Discover the science behind optimal tea brewing methods, from steeping times to temperature control, and learn how different preparation techniques affect caffeine content and health benefits.

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