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The Stratosphere Is Home to Earth's Ozone Layer
science.howstuffworks.com/environmental/earth/geophysics/stratosphere.htm
The stratosphere is one of Earth's five atmospheric layers that also includes the troposphere, mesosphere, thermosphere and exosphere.
Do You Know Enough About Aviation To Be A Pilot?
play.howstuffworks.com/quiz/you-get-2735-this-aviation-quiz-you-could-pilot-a-747
Look up in the sky, it's a bird, it's a plane ... it's you! Finally, you're flying your own F-16 above the treetops. Do you think you can pass this general aviation quiz and become a real pilot?
New CORBEVAX COVID-19 Vaccine Huge for Low-income Countries
health.howstuffworks.com/wellness/preventive-care/corbevax-covid-19-vaccine-news.htm
The CORBEVAX vaccine was developed with global access in mind. It is a low-cost, easy-to-produce and -transport vaccine.
If a giraffe's neck only has seven vertebrae, how is it so flexible?
animals.howstuffworks.com/mammals/giraffe-neck.htm
A good portion of a giraffe's height comes from its statuesque neck. But how do these lanky creatures get their necks in such pretzel-like positions?
Who Rides Passenger Trains in the U.S. These Days?
science.howstuffworks.com/transport/engines-equipment/who-rides-u.s.-passenger-trains-these-days.htm
In 2015, the U.S. population numbered 320 million, but less than 10 percent of those people rode the rails. So who does?
How Charles Darwin Worked
science.howstuffworks.com/life/genetic/charles-darwin.htm
How did Charles Darwin develop the idea of natural selection? And how did Charles Darwin and "The Origin of Species" change our thinking and our world?
10 Simple Ways to Discourage Break-ins
home.howstuffworks.com/home-improvement/household-safety/discourage-break-ins.htm
Break-ins are easy to prevent. Criminals tale the path of least resistance. Learn how you can keep criminals at bay and prevent break-ins.
How Emergency Rooms Work
people.howstuffworks.com/emergency-room.htm
Movies and TV shows depict emergency rooms as insanely intense places. But do you want to know what an emergency department in a hospital is really like? Learn all about what goes on in a real-life ER.
Antioxidants: What You Need to Know
health.howstuffworks.com/wellness/food-nutrition/facts/antioxidant.htm
Antioxidants are believes to lower the risk of cancer, heart disease, and memory loss. Learn about antioxidants and truths about antioxidants.
How to Stencil Walls and Floors
lifestyle.howstuffworks.com/crafts/wearable/how-to-stencil-walls-and-floors.htm
Wondering how to stencil walls and floors in your home? Read this article for designs and easy tips on how to stencil walls and floors.