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Your search for "the day the universe changed" returned 2,199 results
How a Supernova Works
science.howstuffworks.com/supernova.htm
A dying star can explode with the force of a few octillion nuclear bombs and create any element in the universe. But why do stars go supernova?
Do pets suffer jet lag?
animals.howstuffworks.com/pets/pets-suffer-jet-lag.htm
Jet lag in humans occurs due to a change circadian rhythm caused by the disappearance of the sun. So do pets suffer jet lag, too? Let's find out.
How do they figure out the number of calories in a recipe?
recipes.howstuffworks.com/tools-and-techniques/recipe-calories.htm
Is determining it as simple as adding up the calories in the ingredients and dividing them by the number of servings? Or does the cooking (or even the digestive process) change the final calorie count?
Where Have All the Water Fountains Gone? Here's Why We Should Bring Them Back
science.howstuffworks.com/engineering/civil/water-fountains.htm
Drinking fountains have faced a challenge from bottled water, but they seem to be making a comeback. By the way, we throw away over 60 million PET water bottles every day in the U.S. alone.
Why Do Beavers Build Dams?
animals.howstuffworks.com/mammals/beaver-dam.htm
Why do beavers build dams and what happens when they do? How would things change if no more beavers build dams?
Henry Ford vs. the Dodge Brothers: An All-American Feud
auto.howstuffworks.com/henry-ford-vs-dodge-brothers-all-american-feud.htm
HowStuffWorks looks at why the Dodge brothers couldn't work with Henry Ford, which permanently changed the U.S. auto industry.
How McDonald's Works
money.howstuffworks.com/mcdonalds.htm
McDonald's changed more than just what Americans like to eat. Trace the McDonald's story from its origin as a hotdog stand to the McDonald's global empire.
10 Instances of Medical Quackery Throughout History
health.howstuffworks.com/mental-health/human-nature/health-myths/medical-quackery.htm
Medical quackery has been a constant through the ages, from the ancient Greeks to the present day. Take a look at 10 outrageous medical quackery examples.
28 Industrial Revolution Inventions That Shaped Our World
science.howstuffworks.com/innovation/inventions/5-industrial-revolution-inventions.htm
Many inventions during the Industrial Revolution caused Europeans and Americans to move from an agricultural economy to an industrial one and changed the world forever. What were the top 10?
Who Invented the Internet?
science.howstuffworks.com/innovation/inventions/who-invented-the-internet.htm
At one time, sharing files between computers meant carrying a box of punch cards from one machine to another. The Internet changed all that, but who's responsible for creating this network of networks?