A Krater category
Science & Engineering
Experiments, maths and engineering, explained and shown.
Sleep doesn't make sense.
The 5 Levels of Dreams
The Internet Was Weeks Away From Disaster And No One Knew
Every Fear Begins in the Uncanny Valley
you’ll NEVER doomscroll again after watching this
Why Your Favorite Superpower Actually Sucks
Scientists Left 1000 AIs Alone in Minecraft. They Created A Civilization.
Making an unpickable lock. Calling locksmiths
Can The Faraday Paradox Be Solved?
How Long Would Society Last During a Total Grid Collapse?
How Neil Armstrong Trained to Land on the Moon - Smarter Every Day 250
Minimal Surfaces—The Shapes That Help Us Understand Black Holes
Why Retaining Walls Collapse
Why Are Texas Interchanges So Tall?
Stopping the Unstoppable
Pop-up tents are weirder than you think
The Physics of Euler's Formula | Laplace Transform Prelude
Feeding Bill Gates a Fake Burger (to save the world)
Newton’s fractal (which Newton knew nothing about)
Why Buildings Need Foundations
What Really Happened During the Texas Power Grid Outage?
The Simplest Math Problem No One Can Solve - Collatz Conjecture
Why Are Beach Holes So Deadly?
Tensegrity Explained
How Engineers Straightened the Leaning Tower of Pisa
How Carburetors are Made (Basically Magic) - Holley Factory Tour | Smarter Every Day 261
What Is a Culvert?
How Dangerous is a Penny Dropped From a Skyscraper?
Fixing a little mess with a big mess
The Arm Spin That Stops a Fall
Auto-aiming bow vs. FLYING targets
I Asked An Actual Apollo Engineer to Explain the Saturn 5 Rocket - Smarter Every Day 280
How To Stop The Greedy Cup
Light sucking flames look like magic
I Built An Entire Room Made Completely Out of Mirrors!
4 Myths About Construction Debunked
Lava vs Lasers - Which Is More Destructive?
TWO Unpickable (?) Locks for Lock Picking Lawyer!
Why Gluggle Jugs Are So Weird
Bed Bugs- What You've Been Told is Totally False
Robot golf vs holes that keep getting harder
You Spend More on Rust Than Gasoline (Probably)
CERN Built the Opposite of an Atomic Bomb
Pop-Pop Boats Are Weirder Than You Think
EXPLODING Glitter Bomb 4.0 vs. Package Thieves
The Bizarre Bases of Antenna Towers
What Really Happened at the Arecibo Telescope?
The Turntable Paradox
Titles and thumbnails from YouTube. Krater isn't affiliated with, endorsed by or sponsored by YouTube or Google.