Topic: explosion

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Amazing Chinese Popcorn Cannon

This street vendor makes popcorn with an explosive, pressure-cooking, popcorn cannon contraption, a centuries-old method. The video was filmed in Zhengzhou, China, but we’ve watched vid...

Cai Guo-Qiang: Mystery Circle

Over 40,000 rockets blasting off from the wall of the Geffen Contemporary. On Saturday April 7, artist Cai Guo-Qiang marked the opening of his exhibition with Mystery Circle: Explosion Event for The M...

Daytime Fireworks by Cai Guo-Qiang

I wasn’t sure that these “daytime fireworks” were compelling (ie. different than any other explosion) until I saw the rainbow around the 50 second mark. Wow.  At the Arab Museum of Modern Art in...

Don’t extinguish a metal fire with water

How do you extinguish burning magnesium? In this video from the Royal Institution, science presenter Steve Mould demonstrates what happens when you try to extinguish a metal fire with a CO2 fire extinguisher or water—...

Exploding elements: Alkali metals in water

Now this is an effective way for kids to remember the names of elements… have the elements explode! Five out of the six Alkali metals react with air and water: Lithium (Li), Sodium (Na)...

Exploding plants disperse their seeds with high pressure bursts

Violets, poisonous squirting cucumbers, and touch-me-nots or Impatiens capensis (not to be confused with these touch-me-nots) have an effective way of dispersing their seeds: They burst! The forceful ejection sends th...

How are fireworks tested?

How do you know that the fireworks you've made are going to burst in the sky as expected? Test them! In this episode of I Didn't Know That, visit one of the UK's leading fireworks manufacturers as they test the compon...

How to make a rocket

"What's the best scientific formula for a powerful rocket with oxidizer and fuel?" In this video clip from Bang Goes The Theory Series 5, via BBC Earth Lab, we get a quick peek at the mix of chemistry and physics that...

Humphry Davy’s Potassium Volcano

Humphry Davy is one of the best know men of science of the nineteenth century. He isolated nine different chemical elements, was the first person to inhale nitrous oxide and invented the miner's safety lamp known as t...

Ice calving, Holgate Glacier at Kenai Fjords, Alaska

This is a huge mass of ice ”calving" or breaking away from Holgate Glacier at Kenai Fjords in Alaska. We found this video after watching an ice “explosion” filmed by tourists in Wilhelmina Bay, ...

Liquid Nitrogen and 1500 Ping Pong Balls

Dr. Roy Lowry of Plymouth University in the UK made science explosively exciting for his class by demonstrating how powerful (and loud) it can be when the pressure of cold, trapped Liquid Nitro...

Making ice cream with Liquid Nitrogen and Dr. Kate Biberdorf

Dr. Kate Biberdorf is a lecturer and the Director of Demonstrations and Outreach at The University of Texas in Austin, and an internet famous chemist who creates impressive explosions for students all across Texas. In...

Making lava bombs with ‘homemade’ magma

Hot lava + cold water = the potential for lava bombs, flying molten rock balls. For scientists who study the dynamics of this violent combination, it's much safer to set up controlled experiments than to study it in H...

Pop! Hungry caterpillars vs. touch-me-not seed pods

Touch-me-not Balsam pods explode without warning when they're ready to disperse their seeds. The seed pods also happen to be the Netted Carpet Moth larva's favorite food. So what happens when this hungry caterpillar e...

Pyrotechnics pro Jim Souza explains the art of a massive fireworks show

How do pyrotechnics experts stage professional fireworks shows for holidays and events like the Macy's July 4th Spectacular and both the 100th and 125th anniversaries of the Statue of Liberty? In this Wired video, fou...

SpaceX’s Falcon 9 crashes & landings – Flights 14, 17, 20, & 23

After completing the launch of a cargo resupply mission to ISS for NASA, SpaceX attempted landing their Falcon 9 rocket on a drone ship. This April 14th Flight 17 video captures their second landing attempt on a float...

The Chemistry of Rockets: How do rockets work?

How are controlled explosions made just right so that they'll generate the kind of thrust that sends a rocket up, up, up and beyond our atmosphere? Analytical Chemist Raychelle Burks, Ph.D., explains how solid and...

The Science Of Firework Color

Sodium in yellow bursts, strontium in red, calcium gives us orange, barium for green, and copper for blue hues... and there are more where those came from. The science of firework color, as explained above by SkunkBea...

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