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How Airplanes Work
science.howstuffworks.com/transport/flight/modern/airplanes.htm
More than 100 years ago the Wright brothers made their historic first flight in Kitty Hawk, N.C. Even after all these years, their creation still boggles the mind: How can something so heavy take to the air?
How Electromagnetic Propulsion Will Work
science.howstuffworks.com/electromagnetic-propulsion.htm
Get a sneak peek (even before NASA scientists) at a new type of spacecraft that could be jolted through space by electromagnets.
What is thermal technology?
science.howstuffworks.com/environmental/energy/thermal-technology.htm
When gas prices leap, people take an interest in thermal technology. Find out what thermal technology is and how heat is used to produce energy.
What Does 'BPA Free' Mean and Why Does It Matter?
science.howstuffworks.com/environmental/green-science/bpa.htm
The chemical BPA (bisphenol-a) often found in consumer goods, may be linked to human health problems. Learn more about BPA in polycarbonate plastics.
What's so special about a dinosaur named Leonardo?
science.howstuffworks.com/environmental/earth/geology/dinosaur-leonardo.htm
What's so special about a dinosaur named Leonardo? It's a fully preserved dinosaur mummy. Learn what's so special about a dinosaur named Leonardo.
Triceratops: Facts About the Life and Times of a Three-horned Dinosaur
animals.howstuffworks.com/dinosaurs/triceratops.htm
Triceratops - which literally means "three-horned face" - is one of the most spectacular and well-known of all dinosaurs. It shared the Cretaceous landscape with, and probably was preyed upon by, Tyrannosaurus rex.
How to Deal With Motion Sickness
health.howstuffworks.com/mental-health/neurological-conditions/how-to-deal-with-motion-sickness.htm
Motion sickness can occur in almost any type of transportation. Learn tips to help avoid this uncomfortable state.
What is hypermiling?
auto.howstuffworks.com/auto-racing/nascar/nascar-basics/hypermiling.htm
Hypermiling is a driving technique designed to maximize fuel efficiency. Learn how to use hypermiling to save gas here.
How Agroforestry Works
home.howstuffworks.com/lawn-garden/professional-landscaping/agroforestry.htm
Agroforestry promotes the integration of landscape with livestock. Learn more about agroforestry at HowStuffWorks.
Cecilia Helena Payne-Gaposchkin
Payne-Gaposchkin, Cecilia Helena (1900-1979) was a British-born astronomer who became an authority on variable stars (stars that change in brightness) and the structure of the Milky Way Galaxy.