There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?

They live in the water, but do they actually drink it? Turns out, some fish actually do! Learn all about how different kinds of fish get the fresh water that they need to survive in this new episode of SciShow!

What is heavy water, and is it safe to drink? Heavy water, or deuterium oxide, has some pretty important scientific applications. But what would happen to your body if you actually drank it? Hosted by Hank Green.

Lack of food, no sunlight and nuclear disaster might mean the end of the world for humans, but these 9 animals just might make it.

There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?

Old adages can be pretty hit or miss—especially when it comes to medical advice—but it turns out there may actually be some truth to the saying, "feed a cold, starve a fever."

You might think you know how to survive if you end up stranded in the wild, but those tips you read on the internet might just make things worse!

Some tips seem too good to be true, and they are. Others are ingrained...

How worried should you be when your urine isn't yellow, but instead it's green, red, or even black?

Are Used Plastic Bottle Safe for Drinking Water?

What to eat for a workout

Howcast - Learn about the best skin care uses for whipped shea butter from organic beauty product expert Spirit Demerson in this Howcast natural beauty video.

Fizzy knocks out the power to the Lunch Lab with his newest invention, making him go “old school” to squeeze some fresh orange juice. Then grab your water bottle and rock with the band as they sing about the importance of staying hydrated!

In this video, Justin from the Institute of Human Anatomy discusses how the body regulates hydration levels, as well as what happens when the body becomes dehydrated.

This video explores five fun facts about liquids.

This program reviews what our body does with the food we consume, and covers the major digestive organs and processes. The fundamental processes by which the body disposes of various types of wastes via the excretory system are also...

At NSF-funded Engineering Research Centers across the United States, interdisciplinary university teams turn knowledge into new systems technologies. Working closely with industry and regional stakeholders, the centers ultimately aim...

This video discusses the importance of incorporating fruits into our regular diet for optimal health. It highlights the various benefits of fruits, including reducing the risk of chronic diseases, aiding in digestion, and promoting...

This video emphasizes the importance of cooling down after a workout. The video also highlights the benefits of stretching, hydrating, and nourishing the body after exercise, as well as the potential benefits of massages for muscle...

An introduction to oxymercuration-demercuration.

Oxymercuration/Demurcuration: Theory, Mechanism, and Examples

An overview of several addition reactions.

We've got an alkene starting material, and we are trying to get a specific alcohol. How can we do it in three steps? Give it a shot!

An introduction to hydroboration-oxidation.

As long as we're naming stuff, let's name these hydrated salts! You know, like epsom salts?