SciShow Courses

What is a Fish? - A Conversation with Marine Biologist Jaida Elcock

2 reviews

Marine biologist Jaida Elcock joins Hank Green to explore fish biology, covering gills, coral reefs, Greenland sharks, and bioluminescence in this engaging SciShow episode.

• YouTube
• 15 minutes
• On-Demand
• Free Video

Essential Oils - Scientific Evidence Behind Their Therapeutic Uses

1 review

Discover the scientific evidence behind popular essential oils like lavender, peppermint, and tea tree, exploring their effectiveness for sleep, digestion, pain relief, and skincare.

• YouTube
• 11 minutes
• On-Demand
• Free Video

Platypuses Aren't Weird, You Are

1 review

Discover why platypuses and echidnas represent normal mammalian evolution while placental mammals like humans are actually the evolutionary oddballs in this fascinating perspective shift.

• YouTube
• 14 minutes
• On-Demand
• Free Video

We've Lost Control of AI

1 review

Explore the concerning reality of AI development and understand why tech leaders are raising alarms about humanity's diminishing control over artificial intelligence systems.

• YouTube
• 17 minutes
• On-Demand
• Free Video

The Best Predator Defense of All Time: Marine Invertebrate Shells

1 review

Explore the evolutionary arms race that led to marine invertebrates developing tough shells, with ammonites as a prime example of effective predator defense in the harsh underwater world.

• YouTube
• 12 minutes
• On-Demand
• Free Video

How Old Is Language?

1 review

Explore the fascinating mystery of when humans first developed language through fossil evidence, brain studies, and DNA migration patterns.

• YouTube
• 15 minutes
• On-Demand
• Free Video

The 6 Deadliest Mushrooms - Toxic Fungi and Their Effects

1 review

Explore the world's six deadliest mushrooms, from morels to webcaps. Learn about their toxic properties, effects, and how to identify these dangerous fungi in nature.

• YouTube
• 13 minutes
• On-Demand
• Free Video

Alternative Methods for Space Travel - From Balloons to Space Elevators

1 review

Explore innovative alternatives to rocket-based space travel, from magnetic levitation systems to space elevators and high-altitude balloons, examining their potential benefits and engineering challenges.

• YouTube
• 14 minutes
• On-Demand
• Free Video

How to Save the World from Plastic

Explores microplastics' origins and solutions for ocean pollution, tracing a water bottle's journey to the Great Pacific Garbage Patch and discussing ways to address plastic waste.

• YouTube
• 10 minutes
• On-Demand
• Free Video

Ancient Roman Shipwreck and the Universe - Connecting Archaeology and Astrophysics

Explore the intriguing connection between an ancient Roman shipwreck and cutting-edge particle physics experiments, unraveling mysteries of the universe and our past.

• YouTube
• 31 minutes
• On-Demand
• Free Video

The Biggest Things in the Universe - A SciShow Compilation

Explore the universe's largest phenomena, from giant crystals to massive comets, in this captivating compilation of scientific wonders and natural marvels.

• YouTube
• 1 hour 6 minutes
• On-Demand
• Free Video

The Universe Has a Memory - Gravitational Waves and Gravitational Memory

Explore gravitational memory, a fascinating concept that suggests the universe retains information about past events through subtle changes in spacetime, expanding our understanding of cosmic phenomena.

• YouTube
• 13 minutes
• On-Demand
• Free Video

That Time Our Ancestors Almost Went Extinct - The Near Extinction of Homo Erectus

Explores evidence suggesting Homo erectus population dropped to around 1,000 individuals nearly a million years ago, examining our ancestors' brush with extinction and its implications for human evolution.

• YouTube
• 12 minutes
• On-Demand
• Free Video

6 of the World's Weirdest Trees

Explore six extraordinary trees, from the psychedelic rainbow eucalyptus to the fruit-bearing jabuticaba, showcasing nature's diverse and unusual botanical wonders.

• YouTube
• 13 minutes
• On-Demand
• Free Video

6 Inventions That Are Older Than You Think

Explore six surprising inventions with ancient origins, from steam engines to biometric security, challenging common assumptions about technological progress and innovation.

• YouTube
• 14 minutes
• On-Demand
• Free Video