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How Smart Rearview Mirrors Work
auto.howstuffworks.com/under-the-hood/trends-innovations/smart-rear-view-mirrors.htm
Nissan's Smart Rearview Mirror allows you to see behind your vehicle while you're driving. Learn about Nissan's all-new mirror at HowStuffWorks.
Could blood be used to power batteries?
electronics.howstuffworks.com/everyday-tech/blood-battery.htm
Blood batteries as thin as a sheet of paper are currently under development by scientists at Rensselaer Polytechnic Institute. Read about blood batteries.
How Audio Controls for Conferencing Work
money.howstuffworks.com/business-communications/audio-controls-for-conferencing.htm
Conference calls can be a real time saver or a real headache. Learn how to do it right at HowStuffWorks.
Gemini Compatibility Chart: Love Matches for Every Zodiac Sign
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/gemini-compatibility.htm
Discover which zodiac signs can keep up with your quicksilver mind and which ones will leave you bored! Uncover the surprising secrets of Gemini compatibility – love, lust, and lasting connections await.
North Node Retrograde: What It Means for Your Spiritual Path
science.howstuffworks.com/life/inside-the-mind/human-brain/north-node.htm
North Node reveals your soul’s purpose and destiny. Learn how this astrological point shapes your growth, karmic lessons, and life’s ultimate path.
The Tallest Roller Coaster in the World Stood for 19 Years
science.howstuffworks.com/engineering/structural/tallest-roller-coaster-in-the-world.htm
There is no shortage of incredible roller coasters for thrill seekers and theme park enthusiasts to enjoy globally. Just as the "space race" encouraged countries to shoot for the stars, the "coaster wars" have pushed theme park engineers to test the boundaries of death-defying drops and ludicrous speeds.
8 Everyday Items Originally Invented for People With Disabilities
Many items enjoyed by people of all abilities were originally designed to help people with disabilities. Here are some inventions you may use every day that were originally for the disabled community.
Grey vs. Gray: A Difference in Color or Just in Spelling?
people.howstuffworks.com/grey-vs-gray.htm
You may have noticed people sometimes interchange grey and gray, leading to confusion about which spelling is the correct one. But when it comes to using the word grey vs. gray, which one you choose comes down to your location and the specific person, place or thing you're referencing.
Sable Animal Fur Belongs on Sables, Not on Clothes
animals.howstuffworks.com/mammals/sable-animal.htm
Sables are luxurious little animals. These fur-bearing mammals, native to the forests of Eurasia, have sandy yellow, light brown, dark brown and black coats, which are valuable commodities in the fur trade. Sable pelts are a symbol of wealth and elegance.
Abby and Brittany Hensel: A Remarkable and Inspiring Story
history.howstuffworks.com/historical-figures/abby-and-brittany-hensel.htm
The story of Abby and Brittany Hensel, the world's most famous conjoined twins, has captivated audiences for decades.