Hank goes over some of the more interesting ways that doctors can use to tell what might be wrong with you.

Hank goes over some of the more interesting ways that doctors can use to tell what might be wrong with you.

Everything is made of chemicals, including the human body, but there are some especially weird ones

Conserving and restoring art can be pretty tricky. Thankfully, scientists have been learning how to restore artwork in some pretty cool ways that are effective, safe, and a little weird, to be honest.

You may know that cows produce methane, which is a big concern when it comes to global heating, but did you know that organic chemistry provides a potential solution to this problem? Feeding cows small amounts of red seaweed can greatly...

Fire: it's beautiful, it's dangerous, and it shows up in surprising places. Here are five weird things you might have on hand that can go up in flames.

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Functional groups? Functional groups within functional groups? Hank takes today's Crash Course video to discuss some confusing ideas about Hydrocarbon Derivatives, but then makes it all make more sense.

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The keto diet is a high fat, low carb diet that proponents say is not just great for losing weight, but is good for your brain health, too. Does the science behind the diet back those claims up? We delve into the origin of the keto diet...

Ketones and aldehydes are all around and inside us, from the strong smelling component of nail polish remover, acetone, to hormones in our bodies, to drug treatments for allergies, COVID-19, and even cancer! We’ve already learned a bit...

Howcast - Learn how to remove old nail polish from Spa Taxi owner Danielle Corbin Jaime in this Howcast nail tutorial.

Howcast - Brass is usually lacquered to prevent it from oxidizing, but you can remove the lacquer without damaging the metal underneath.

Howcast - What happens when the toughest super glue gets on your skin? These tips will get you unstuck in no time.

Howcast -Nail polish stains can be difficult to remove, but you can fight those stains with these tips.

Howcast -Get the strong bond of super glue out of your clothes by using these simple techniques.

Could your diet be the missing piece in managing bipolar disorder or schizophrenia? A surprising new study investigates the ketogenic diet and its potential benefits for mental health. Learn about the science and what this could mean...

The substance, such as water, in which another substance can dissolve.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

To change the shape of a protein or amino acid molecule, disrupting its normal biological activity, but without changing it chemically.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60...

Alcohol Dehydrogenase: Physiology, Biochemistry, and Mechanism

In this video we make electric matches to safely detonate our experiments.

You should aim for a 95-5% ratio of your propellent to nitrocellulose (pingpong ba
l
ls).

A pingpong ball weighs 2g, so use about 50g of powder....

We've talked about a few heterocycles, but one important aromatic one we didn't mention is the indole. This is a component of a variety of biomolecules. So how can we make them? Nobel prize winner Emil Fischer developed the Fischer...

Ketone Body Catabolism

Recrystallize in enough methanol to dissolve, then place in refrigerator for large crystals (4 days) OR freezer for smaller (4-8 hours). do multiple smaller pulls.



90
ml acetone

10ml chlor
oform


1-2gm...

Microbiology: Voges-Proskauer Test

In this video, we will discuss the catabolic pathways for the three principle ketone bodies: β-hydroxybutyrate, Acetoacetate, & Acetone<br/>