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Eco-Friendly Lingerie

Related Article: How The Nature Conservancy Works

Since Japanese consumers throw away an estimated 25 billion wooden chopsticks a year, one lingerie designer has created a bra that has a hidden compartment for your own chopsticks. With this eco-friendly lingerie you'll be ready for your next meal and help to save the environment.

browse videos in everyday science

How Dry Cleaning Works (1:32)

Dry cleaning is an amazing technology, but do you know what actually happens behind the counter? Find out how dry cleaning works in this HowStuffWorks Video.

Woman Has Pencil in Skull for 55 Years (1:19)

Watch this video about a German woman who lived with a pencil in her skill for 55 years on HowStuffWorks. When she was four-years-old, Margret Wegner fell on a pencil, causing it to lodge in her skull and narrowly miss her brain. See how a surgeon... More »

American History: Causes and Consequences of WWII (56:00)

This video examines Hitler's occupation of Europe and the Allies' resistance efforts. It also explores how World War II changed American society -- especially for women.

How Fireworks Work (1:18)

Fireworks have a special and beautiful magic all their own. Watch this HowStuffWorks video to learn how they make such incredible colors and designs.

Dr. Know: His and Her Bathrooms (1:35)

Are women's bathrooms really dirtier than men's? Learn more about bathroom hygiene in this video from Discovery.

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The Scientific Method: Experimental Stage (6:09)

The experimental stage of the scientific method requires the gathering of materials, knowledge of equipment, observing and recording of data, testing of only one variable, performing measurements, and using mathematics to find an answer.

The Scientific Method: Pre Experimental Stage (2:17)

The scientific method requires that you find a question to ask about a topic and then that you form a hypothesis, or educated guess, about that topic. Albert Einstein formed a hypothesis about light.

The Scientific Method: Post Experimental Stage (1:48)

Once an experiment is completed, scientists analyze results and draw conclusions based on these results.

The Scientific Method: Design and Conduct Experiments (0:54)

The third step in the scientific method is to design and conduct an experiment.

The Scientific Method: Analyze the Results (0:46)

The fourth step in the scientific method is to analyze the results of the experiment.

The Scientific Method: Form a Hypothesis (0:33)

The second step in the scientific method is to form a hypothesis.

Simply Science: A Close View of Growth (27:14)

This video explains how to prepare a wet mount slide and use stains to examine the features of plant and animal cells. A compound light microscope shows how to calculate magnification, field of view and scale.

Simply Science: Practicing Proper Scientific Procedures (27:13)

This program emphasizes the importance of practicing proper procedures when conducting a scientific investigation.

Patterns, Symmetry, and Beauty (26:00)

Beauty is in the eye of the beholder, they say, so what do people find beautiful and why? Philosophers and mathematicians from the past and modern-day artists and scientists ponder this question.

Measure for Measure: Weight (23:00)

We weigh in at birth and are slaves to the scale for the next 70 to 80 years. On this episode of "Assignment Discovery," step up to the scale and learn how using grains of wheat as weight led to the modern-day pound and gram.