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How Mars Odyssey Works
science.howstuffworks.com/mars-odyssey.htm
Mars Odyssey is NASA's latest Mars spacecraft, and it's going to the red planet in search of water. Learn how this orbiter could pave the way for manned missions to Mars!
How do astronauts eat in space?
science.howstuffworks.com/astronauts-eat-in-space.htm
Astronauts eat in space with the help of special contraptions and carefully packaged food. Learn more about how astronauts eat in space.
Is there really a face on Mars?
science.howstuffworks.com/face-on-mars.htm
The face on Mars stunned observers in the 1970s. Learn if this formation is the colossus of a human face or simply an interesting rock formation.
How to Remove Hair, Lubricating, Mineral, Vegetable and Automotive Oil Stains
home.howstuffworks.com/how-to-remove-hair-lubricating-mineral-vegetable-and-automotive-stains.htm
Oil stains can sneak up on you and cause laundry stains when you least expect them. Follow these stain removal tips to erase the slick spots.
Where can I recycle my old electronics?
electronics.howstuffworks.com/everyday-tech/electronics-recycling.htm
If you're lucky enough to unwrap a sweet new smartphone or PS3 this year, what are you going to do with that relic you've been using up to now? Learn about electronics recycling.
The ultimate gardening quiz for the green-thumbed!
play.howstuffworks.com/quiz/the-ultimate-gardening-quiz-the-greenthumbed
Are you obsessed with your garden? Do you plant your own vegetables and herbs to enjoy at your family's dinner table? There is so much to learn when it comes to gardening, and this quiz will separate the green-thumbed from the black-thumbed.
The Land Down Under: The Australian Geography Quiz
play.howstuffworks.com/quiz/australian-geography-quiz
You may already know that the Australian continent includes the Australian mainland and nearby islands, but how well-versed are you in some of the finer details of its geography? Test your knowledge of the "land down under" with this Australian geography quiz.
How Much Air Pollution Comes From Cars?
auto.howstuffworks.com/air-pollution-from-cars.htm
You see it every time smoke billows from your car's exhaust pipe. There's no denying that vehicles are major contributors to air pollution.
What is the energy source of the future?
science.howstuffworks.com/environmental/energy/energy-source-future.htm
What is the energy source of the future? Learn more about the energy source of the future in this article.
The Longest Flight in the World Takes Almost 19 Hours
science.howstuffworks.com/transport/flight/modern/longest-flight-in-the-world.htm
If you've traveled between the Americas to Europe or Asia, you're probably familiar with some of the longest nonstop flights available. These commercial flight routes across the Pacific and Atlantic Oceans can easily take over 10 hours to complete, but what is the longest flight in the world?