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What If Earth's Magnetic Field Flipped?
science.howstuffworks.com/science-vs-myth/what-if/what-if-earths-magnetic-field-flipped.htm
Earth's magnetic field has flipped many times before, and scientists say it will flip again (though probably not in our lifetime). While it might not be catastrophic, a major change in the magnetic field would present a special set of problems.
Red Pandas Are Not the Lesser Pandas
animals.howstuffworks.com/mammals/red-pandas.htm
Unfortunately, only 10,000 red pandas are left in the wild. HowStuffWorks looks at what makes them so adorable, and what's threatening their habitats.
Did the Mayan civilization end because of climate change?
science.howstuffworks.com/environmental/green-science/climate-change-end-mayan-civilization.htm
Over the years, many theories have been advanced about why the once-mighty Mayan civilization fell. But a newer one is getting attention: Was it because of climate change?
How Does Herd Immunity Keep a Country Safe From Diseases?
science.howstuffworks.com/life/cellular-microscopic/herd-immunity.htm
Herd immunity relies on the principle of safety in numbers as far as vaccinations go. Find out why herd immunity is an important public health issue.
What's sarcopenia and what can you do about it?
health.howstuffworks.com/wellness/aging/aging-process/sarcopenia.htm
Sarcopenia is the loss of muscle mass and coordination that results from the process of aging. See the causes of sarcopenia and how it can be avoided.
How Gentrification Works
money.howstuffworks.com/gentrification.htm
Gentrification occurs when the wealthy begin building in formerly gritty neighborhoods. Explore the process and effects of gentrification.
Can You Identify All of These Ancient Disasters?
play.howstuffworks.com/quiz/can-you-identify-all-of-these-ancient-disasters
The world has been hit with many disasters throughout history, many of which affected the people of the ancient world. Do you think you remember them all? Take the quiz to see if you can weather the storm!
Rarest Animals in the World: 10 Critically Endangered Species
animals.howstuffworks.com/endangered-species/rarest-animals.htm
The 10 rarest animals in the world are still found in the wild but are dangerously close to becoming extinct.
Can You Identify these Australian Animals From a Description?
play.howstuffworks.com/quiz/can-you-identify-these-australian-animals-a-description
Australia is home to some of the most unusual and unique animals on the planet. Are you familiar with some of the animals that can only be found Down Under? Find out by taking this quiz.
What is a social networking site?
computer.howstuffworks.com/internet/social-networking/information/social-networking.htm
What is a social networking site? Find out what a social networking site is and how it works at HowStuffWorks.