Topic: chemistry

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Beautiful Chemical Reactions

Metal displacement, precipitation, crystallization, and more: This is Beautiful Chemistry, a 4K UltraHD short film project that aims to share how beautiful chemical reactions can be. From Tsinghua University Press and...

Why do leaves change color?

The arrival of autumn is a great reason to talk about chemistry: When tree leaves change from green to reds, oranges, yellows, and browns, we're seeing the tree's green chlorophyll fade away, revealing hidden autumnal...

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...

Sixteen year old Elif Bilgin turned banana peels into a bioplastic

After two years of research, experiments, and failed trials, 16-year-old Elif Bilgin developed a new process for turning banana peels into a non-decaying bioplastic, a more eco-friendly alternative to petroleum-based ...

Spectroscopy of Stars – Wonders of the Universe

Understand what the universe is made of by looking at the light of its stars. In this clip from Wonders of the Universe – Stardust, Professor Brian Cox demonstrates how chemical elements emit a unique set of colors wh...

Testing Fireworks

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...

The Fire Lab and the Mysterious Science of Fire

How does fire spread? How do different forest materials fuel it? How can firefighters better understand its behavior in order to control it? Why is the physics of fire so counter-intuitive and mysterious to us? At Th...

Mercury Hz

From “science on a budget” YouTuber Nick Moore, watch this drop of mercury being vibrated from ~120Hz down to ~10hz. We've seen resonance demonstrated before in Chladni Pattern v...

Science Friday: Suckers for Sap

Maple trees + good timing + basic chemistry = maple syrup. But Science Friday takes us behind the scenes of maple syrup research to show that there’s much more to it than that. While the tr...

Sugar: Hiding in plain sight

We know that sugar is a big part of candy, ice cream, and sweet drinks, but did you know that added sugars are included in 3/4 of the 600,000+ products found in the average grocery store? And...

How to: Glowing Oobleck!

Glowing oobleck! This video by Grant Thompson explains how ordinary potatoes and some tonic water can be transformed into a Magic Mud with the help of a black light. In the archives: more oob...

The Beginning of Everything: The Big Bang

From the team at Kurzgesagt, let’s explore what we know about The Beginning of Everything — The Big Bang: Has the universe a beginning or was it here since forever? Well, evidence ...

It’s Okay to Be Smart: How The Elements Got Their Names

This information-packed video from It’s Okay to Be Smart explains How The Elements Got Their Names in rhyme! It’s a great introduction for looking further into the periodic table&#...

Match burning in slow motion

What’s happening when a match is lit? From Answers.com:  Matches contain sulfur, glass powder, and an oxidizing agent as the components in the match head. When you strike a match, the ...

Dara Ó Briain’s Science Club: What is a comet made of?

What makes up a comet? Professor Mark Miodownik mixes the makings of one together with comedians Dara Ó Briain and Mark Steel in this episode from Dara Ó Briain’s Science Club.

Can You Walk on Water? (Non-Newtonian Fluid Pool)

This commercial features a 2,100 gallon pool of the cornstarch and water mixture known as oobleck, one of our favorite non-newtonian fluids. It was filmed in Kuala Lumpur by KIX for a Malaysia...

TED Ed: How many smells can you identify?

How many smells can you identify? Which ones are your favorites and which ones do you really not like? Stop and make a list, because it’ll be an amazingly long and diverse list. As it ...

Watch molten gold transform into gold leaf

Above, watch molten gold transform into gold leaf as it is beaten into thinner and thinner pieces while cold. This clip is from PBS’ six-part miniseries The Ring of Truth: An Inquiry I...

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