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Could you dig a hole all the way to the Earth's mantle?
science.howstuffworks.com/environmental/earth/geophysics/dig-hole-to-earths-mantle.htm
Have you ever read "Journey to the Center of the Earth" and wondered if it were possible to do it? Well, scientists are in the process of giving it their best shot. How hard is it to dig a hole this deep, and what might they find?
How Polyphasic Sleep Works
science.howstuffworks.com/life/inside-the-mind/human-brain/polyphasic-sleep.htm
Polyphasic sleep consists of a bunch of naps throughout the day. Could you trade a continuous stretch for polyphasic sleep?
What are the challenges of reducing solid waste?
science.howstuffworks.com/environmental/green-science/reducing-solid-waste.htm
Landfills have long been the final destination for garbage, but as they start to fill up, we're left to find ways to reduce our waste. What challenges are involved, and why isn't reducing waste as easy as it sounds?
10 Business Ideas for Retired Couples
money.howstuffworks.com/second-career-ideas/10-business-ideas-for-retired-couples.htm
What are some business ideas for retired couples? Learn about 10 Business Ideas for Retired Couples at HowStuffWorks.
10 Things You Can Do to Help the Hungry
recipes.howstuffworks.com/10-things-to-help-hungry.htm
Are you wondering what are some things you can do to help the hungry? Check out this article to learn 10 things you can do to help the hungry.
Can you get rich selling stuff online?
money.howstuffworks.com/can-you-get-rich-selling-online.htm
Can you get rich selling your stuff online? Find out more in this article by HowStuffWorks.com.
How Tessellations Work
science.howstuffworks.com/math-concepts/tessellations.htm
Mathematics achieves the sublime. Sometimes, as with tessellations, it rises to art. In their simplest form, tessellations consist of a single shape that repeats over a two-dimensional plane without any gaps. Why was M.C. Escher so fixated on them?
Understanding Cancer and Gemini Compatibility: Emotional vs. Intellectual Dynamics
entertainment.howstuffworks.com/horoscopes-astrology/cancer-and-gemini-compatibility.htm
Discover the unique dynamics of Cancer and Gemini compatibility. Learn how their emotional and intellectual traits shape love, friendship, and communication.
5 Tips for Cleaning Up Pet Hair
Are you looking for tips for cleaning up pet hair? Check out these tips for cleaning up pet hair.
10 Community Event Ideas
lifestyle.howstuffworks.com/event-planning/10-community-event-ideas.htm
Community events are a great way to get to know you neighbors. Take a look at these 10 community event ideas to create some neighborly spirit.