We know that everyone poops, but what is your poo actually telling you? Here on SciShow, we've talked a lot about poop and the science behind it—so today's episode is a compilation of answers to your poop related questions! Join Stefan...

Trinidad's Pitch Lake is a huge, oily, and filled with millions of tons of asphalt. It may not sound like a great place to live, but the lake is teeming with microscopic life! And learning more about these organisms could give us insight...

Here on SciShow, we've talked a lot about poop and the science behind one of the more private aspects of our lives. So, our gift to you is a collection of just SOME of our poop-related episodes. Happy Holidays!

Even if you don't want to eat them, your apple cores still have plenty of energy left to give. SciShow explores how cities are capturing that energy and turning it into fuel.

Humans have always peed and pooped, but where it goes after we’ve done our business has changed a lot. In fact: The water you just drank may well have been a part of someone’s urine just weeks ago! SciShow explains!

Howcast - Check out part 15 and join the war between the Autobots and Decepticons in Activisions' newest release, Transformers: Fall of Cybertron

Howcast - Find out if your rabbit's urine and bowel movements are normal with this Howcast video featuring bunny lover Amy Sedaris and rabbit expert Mary E. Cotter.

Hot water tanks last for years, but when they're on their last legs, there are symptoms you can look for to determine whether they need to be replaced.

Toxic "forever chemicals" called PFAS have been found in water, food, and even our blood, causing serious health problems like cancer and birth defects. These chemicals don’t break down and have spread across the U.S. through products,...

If you underwent potty training, you definitely know the process of flushing the toilet, though you probably don't know how toilets work. Like the causes behind airline turbulence, what happens when you flush the toilet is likely...

In today's video we'll cover:<br/>
- What was<br/>te water is
- The different <br/>sources of waste water
- How we can treat waste water

Permaculture instructor Andrew Millison presents on rainwater harvesting from your roof.<br/>

A new study by Arizona State University found that people discarding their disposable contacts by flushing them could be contributing to plastics pollution.

The Sea of Marmara is blighted by large areas that are covered in a thick, white mucus-like sludge.

Josh Burker was privileged to spend some of his early years near his grandfather, who had a giant carriage shop with countless tools, many of which he taught Josh to safely use at a young age. By second grade he could be found in the...

The Microbe That's Big Enough to Pet

Spiral heat exchangers, how do they work and why do we use them. Learn how spiral heat exchangers work in this video.

This video is a lecture presentation on potable water and wastewater treatment. The presenter discusses the properties and uses of water, the process of obtaining potable water from various sources, such as rainwater and sea water, and...

This video explores the issue of plastic pollution and its impact on the environment, focusing on the challenges of recycling and waste management. It also highlights the struggles faced by a community living near a landfill, including...

It describes the role of microbes in sewage treatment plant. It also explains the steps of waste water treatment

Microbes are used for everything from baking to brewing, but wastewater treatment is where they do some of their most important work.

The aim of sewage treatment should be to return nutrients back to the soil, but without any harmful pathogens. Composting toilets do this, making use of aerobic bactweria to achieve a pathogen free fertiliser. However, most toilets are...

Learn the basics about Purifying copper. What methods and techniques are used in purifying copper? Find out more in this video!