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Everyone's on the Hunt for the Element Lithium
science.howstuffworks.com/environmental/earth/geology/lithium.htm
The element lithium is one of just three created during the Big Bang and has been used for mental health care for decades. But now it's in higher demand than ever before.
How Yogurt Works
science.howstuffworks.com/innovation/edible-innovations/yogurt.htm
It's been part of people's diets around the world for centuries, but has recently become a health-food staple. Are you one of the people who seek a little culture every day?
Pacific Northwest Tree Octopus: The Internet's Favorite Fake
science.howstuffworks.com/science-vs-myth/strange-creatures/pacific-northwest-tree-octopus.htm
Sounding like something out of a sci-fi novel, the Pacific Northwest tree octopus has made its way into the hearts of internet users, educators and even conservation enthusiasts for years.
How to Remove Coffee Stains
home.howstuffworks.com/how-to-remove-coffee-stains.htm
Coffee stains are almost as inevitable as morning's arrival. Everyone has had their slippery experiences with scalding coffee. And these stains can be stubborn. Learn stain removal tips to clean coffee stains.
10 Wedding Reception Rituals We Wish Would Die Already
lifestyle.howstuffworks.com/weddings/planning/wedding-receptions/10-wedding-reception-rituals.htm
Tradition has its place, but there are 10 wedding reception rituals we wish would die already. Check out 10 tired wedding reception rituals at HowStuffWorks.
Can I get cancer from eating tofu?
health.howstuffworks.com/wellness/food-nutrition/facts/can-i-get-cancer-from-eating-tofu.htm
Soy has become popular over the last few years, but should we watch out? Learn if you can really get cancer from tofu at HowStuffWorks.
Why do we have 10 fingers and 10 toes?
health.howstuffworks.com/human-body/parts/why-do-we-have-10-fingers-and-10-toes.htm
When a child is born, the first thing a parent checks is how many fingers and toes he or she has. Learn why we have 10 of each at HowStuffWorks.
People's Bodies Now Run Cooler Than 'Normal' — Even in the Bolivian Amazon
health.howstuffworks.com/wellness/people-body-temps-now-cooler.htm
In the U.S., normal body temperature has been dropping over the past 150 years. People run cooler today than they did two centuries ago. Why is that?
What don't we know about mental illness?
people.howstuffworks.com/mental-illness.htm
Mental illness still has some mysteries, but it isn't a character flaw and can happen to anyone. Read about mental illness and what we know and don't know.
Why Do Dogs Tilt Their Heads?
animals.howstuffworks.com/animal-facts/why-dogs-tilt-their-heads.htm
If you think there's one easy explanation behind this cute canine behavior, think again. There are several theories. But a new study has found a sweet reason for head tilting in dogs.