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Science | Innovation | Everyday Innovations

Have you ever wondered how black lights, or mirrors work? This collection of articles will explain the workings of some of the most common inventions and innovations you come into contact with everyday.

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How does a blood pressure gauge (sphygmomanometer) work? What exactly is blood pressure?

Most doctors use a variety of instruments to assess your health. Ever wondered just what they all do?


The Great Accidental Discoveries Quiz

The Great Accidental Discoveries Quiz

Sometimes purposeful investigations are trumped by inadvertent epiphanies. Show how much you know about these accidental discoveries at HowStuffWorks. See more »

The Biggest Product Failures of All-time Quiz

The Biggest Product Failures of All-time Quiz

Most new products disappear as quickly as they show up. Take this HowStuffWorks quiz to see how much you remember the biggest failures of all time. See more »

The Daylight Saving Time Quiz

The Daylight Saving Time Quiz

How much do you know about daylight saving time? Test your knowledge with this quiz at HowStuffWorks. See more »

The Innovations in Video Game Design Quiz

The Innovations in Video Game Design Quiz

How much do you know about the innovations that have been made in video game design? Test your knowledge by taking this quiz at HowStuffWorks. See more »

Just Do It: The Product Slogan Quiz

Just Do It: The Product Slogan Quiz

If you know what the 'Breakfast of Champions' is, test your mettle by taking this product slogan quiz at HowStuffWorks. See more »

How Ice Sculpting Works

How Ice Sculpting Works

Blocks of ice can be sculpted into anything from swans to full-size buildings. Find out how ice sculpting is done from HowStuffWorks. See more »

How Porta-Potties Work

How Porta-Potties Work

Portable bathrooms go by many names: porta-potty, porta-john, jiffy-john and porta-loo. Find out how porta-potties work and how they are cleaned. See more »

How do fireworks explode in specific shapes?

How do fireworks explode in specific shapes?

Fireworks come in many different shapes, sizes and colors, but how exactly do designers make that happen? Find out at HowStuffWorks. See more »

Is glass really a liquid?

Is glass really a liquid?

Is glass really a liquid? Find out whether glass is a liquid, solid or something else at HowStuffWorks. See more »

How Elastic Works

How Elastic Works

Elastic holds your Skivvies up, secures your ponytail and generally keeps us outfitted in stretchy comfort. Learn more about the elastic fantastic. See more »