Topic: chemistry

Sort: Date | Title | Sort Ascending
View:

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...

Four levels of chocolate chip cookies: From amateur to food scientist

Learn a few professional tips of what to do (and maybe what not to do) when baking this classic: Chocolate chip cookies. Amateur baker Alina, home cook Lorenzo, and Penny, a professional chef, demonstrate how they mak...

What happens to balloon animals in liquid nitrogen?

How can you fit a bunch of balloon animals into a small container? Add some liquid nitrogen into the mix, as demonstrated in this video by Real Physics Live, the YouTube channel for Texas A&M University's Department o...

Use a 9-volt battery to break water into its elemental components

In the 1987 miniseries The Ring of Truth: An Inquiry into How We Know What We Know, Philip Morrison proves that a water molecule is composed of two hydrogen (H) atoms & one oxygen (O) atom with a simple demonstration....

Creating wood ash cement from scratch, an experiment

How do you make a cement-like building material that won't dissolve in water? From scratch? In this Primitive Technology video, an experimental cement is made from crushed terracotta and refired wood ash that was burn...

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...

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...

How bubble engineer Melody Yang makes mind-blowing bubbles

Blowing bubbles might seem pretty simple, but when you've spent a lifetime studying the science and behavior of bubbles, setting world records and creating them for audiences around the world, bubble engineering can b...

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...

Plastics 101: What is plastic and how is it made?

Once a completely natural product, much of today's plastic is man-made and largely dependent upon fossil fuels. From polymers to nurdles, learn how plastic is created and what we can do to slow the lasting repercussio...

Learning from leaves: Going green with artificial photosynthesis

Releasing too much carbon dioxide into the atmosphere, thanks to the burning of fossil fuels, isn't a good thing. But what if leaves can provide some ideas for how we can turn this 'nuisance gas' into useful chemicals...

How To Capture A Scent, an easy science experiment

If you've ever wanted to capture your favorite smell—a rose, cinnamon, a pine tree, a campfire—this easy experiment might be able to help. From Science Friday: Aha! Here's how to capture a scent. With the help of some...

Making lime with Primitive Technology

Making use of the unoccupied shells of native rainforest snails around his original land, Primitive Technology makes lime mortar by firing them in his pottery kiln, slaking the calcined shells with water so that they ...

An innovative edible spoon, a smart alternative to plastic waste

Plastic cutlery has been around for years, widely considered the only choice for cheap, disposable cutlery. Knowing the threat plastic poses to our environment and health, Narayana Peesapaty created a tasty and nutrit...

Transforming Human Poop Into Eco-Friendly Fertilizer

Everyone poops. But not everyone around the globe has access to a clean toilet. Some communities in Haiti have set up a clean and healthy sanitation system that can also provide a homegrown resource for boosting food ...

The Engineering of the Drinking Bird

How is a drinking bird like a heat engine? In this video from Engineer Guy Bill Hammack, we can see how this famous drinking/dipping bird toy "exploits a temperature difference to convert heat energy to a pressure dif...

This giant plant looks like raw meat and smells like dead rat

This gigantic flower, native to western Sumatra and infamous for smelling like something rotten, is the corpse flower or titan arum, and it's not really a single flower. The flowers are at the base of the tall spadix ...

Why Is Blue So Rare In Nature?

Among living things, the color blue is oddly rare. Blue rocks, blue sky, blue water, sure. But blue animals? They are few and far between. And the ones that do make blue? They make it in some very strange and special ...

« Prev


 
Not finding what you're looking for? A few suggestions:
• Fewer words might give better results. Look up cats instead of funny cats.
• No need to search with the words videos or for kids included.
• Use related words: If searching for iceberg isn't working, try ice or glacier.
• Is everything spelled correctly?
• Browsing topics might help, too!