Popular Science is your channel for captivating documentary series and films that break down the latest in science, technology, and innovation. From the latest discoveries to everyday science explained, Popular Science inspires curiosity, expands your knowledge of the world and what’s to come next.

What If: Planet Earth

S1, EP38 "Crash Test: Asteroids, Hurricanes and Tornadoes"

Brace for impact as we simulate collisions with asteroids and the disastrous power of hurricanes and tornadoes!

What If: Planet Earth

S1, EP41 "Damaged Goods: Facing Earth's Biggest Disasters"

Confront Earth's most catastrophic events; from earthquakes to tsunamis, see how humanity withstands and learns.

What If: Planet Earth

S1, EP42 "Rare Earth: Earth's Strangest Theoretical Transformations"

Delve into Earth's bizarre theoretical transformations; explore strange possibilities that could reshape our world.

What If: Planet Earth

S1, EP47 "A Few More Seconds"

Explore pivotal moments in history and science that could have changed everything with just a few more seconds!

What If: Humanity

S1, EP4 "Back in Time"

Travel through history and explore pivotal moments that shaped our world; what would you change if you could go back in time?

What If: Prehistoric

S1, EP5 "Megolodon vs. Mosasaurus"

Explore who would win in a battle of prehistoric titans; dive deep into the showdown between Megalodon and Mosasaurus.

What If: Planet Earth

S1 "Time Before Land (As We Know It)"

Journey back to Earth's earliest days, when oceans ruled and land as we know it had yet to emerge; discover a watery world!

What If: Humanity

S1, EP48 "New Is The New New: Humanity's Next Frontier"

What would happen if you could travel in time? Explore the mind-bending consequences of time travel, from paradoxes to alternate realities, and how it could reshape history as we know it.

This Week In Spaceflight

S1, EP94 "This Week In Spaceflight, Episode 94, February 16, 2025"

This Week in Spaceflight: SpaceX's Crew Dragon schedule changed, Blue Origin is downsizing by 10%, and more.

Starbase Update

S1, EP105 "Starbase Update"

NASASpaceflight.com's weekly look at the happenings around Starbase. What a week at Starbase! Starship Flight 7 brought us a successful catch of Booster 14-a historic milestone-alongside challenges for Ship 33, which met an early end during ascent.

What If: Cosmos

S1, EP88 "Universal Shifts"

Explore the profound changes reshaping the universe. Delve into cosmic shifts that redefine galaxies, stars and life itself.

What If: Cosmos

S1, EP91 "The Trouble With Hypervelocity..."

Zoom into the fast-paced dangers of hypervelocity stars and objects; discover how they disrupt galaxies and pose cosmic threats!

Hacksmith: Make It Real

S1, EP16 "Thunder Spears, Superman Laser Eyes"

Explore some of the most iconic weapons and powers, from the electrifying thunder spears to Superman's laser eyes. Imagine how these abilities would change the world!

Hacksmith: Make It Real

S1, EP17 "Aquaman's Trident, Tesla Turret, John Wick Suit"

Uncover the power of iconic gear, from Aquaman's trident to the high-tech Tesla turret and John Wick's indestructible suit. Explore how these items define strength, defense and survival!

Hacksmith: Make It Real

S1, EP18 "Thor's Workout, Iron Spider"

Join us as we explore Thor's workout routine and the Iron Spider suit brought to life by Hacksmith Industries, blending mythology and cutting-edge technology.

Hacksmith: Make It Real

S1, EP19 "Giant Mjolnir"

Watch as we create and explore the engineering behind a giant hammer and testing its incredible power!

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