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How Sewing Machines Work
home.howstuffworks.com/sewing-machine.htm
Sewing machines turned a tedious task into something fast and easy. Learn about the inner workings of sewing machines and see expert reviews and prices for sewing machines.
How Brain Death Works
science.howstuffworks.com/life/inside-the-mind/human-brain/brain-death.htm
Whether brain death is a result of cardiac arrest and lack of oxygen to the brain, or of a gunshot wound to the head, the diagnosis is the same. Learn what the term "brain dead" actually means.
How Wiretapping Works
people.howstuffworks.com/wiretapping.htm
Wiretapping allows people to listen to the phone calls of others. Learn how wiretapping works, wiretapping history and about wiretapping techniques.
How are shark pups born?
animals.howstuffworks.com/fish/sharks/shark-pup.htm
Shark pups can be born three different ways: live birth, hatching from an egg and a combination of both. Read more about shark pups and their birth.
How Hydraulic Hybrids Work
auto.howstuffworks.com/hydraulic-hybrid.htm
The hydraulic hybrid is one potential solution for rising oil prices. Learn how a hydraulic hybrid differs from a gas-electric hybrid.
What are the odds there is life in outer space?
science.howstuffworks.com/space/aliens-ufos/extraterrestrial-life-odds.htm
Are we alone? Jodie Foster's character in "Contact" didn't think so, and neither do the scientists who've been listening for an extraterrestrial message for decades.
Inside 'The Dark Knight'
entertainment.howstuffworks.com/dark-knight.htm
The Dark Knight is the latest installment in the Batman series. Go behind the scenes of The Dark Knight.
How Gender Identity Disorder Works
science.howstuffworks.com/life/inside-the-mind/human-brain/gender-identity-disorder.htm
Gender identity disorder is when a member of one sex desired to live life as a member of the opposite sex. Learn more about gender identity disorder.
How To Prevent Parasitic Infections
health.howstuffworks.com/wellness/preventive-care/how-to-prevent-parasitic-infections.htm
Read about parasitic infections that are contracted through skin contact or bedding, clothing or animals, including body lice, scabies and ticks.
10 Most Popular Desserts in the United States
recipes.howstuffworks.com/food-facts/5-most-popular-desserts-in-america.htm
If your sweet tooth is aching, what do you reach for? Ice cream, cheesecake? Chances are that sugar fix is one of the most popular desserts in the country.