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How Animal Testing Works
science.howstuffworks.com/innovation/scientific-experiments/animal-testing.htm
Animal testing has a long, gruesome history, but it's also saved countless human lives.
How can new cells restore someone's vision?
science.howstuffworks.com/environmental/life/cellular-microscopic/stem-cell-vision.htm
The journal "Nature" recently published a paper describing how a cell transplant had allowed blind mice to see again. What does this mean for humans?
How to Start a Family Genealogy Search
people.howstuffworks.com/culture-traditions/genealogy/start-family-genealogy-search.htm
Shows like 'Finding Your Roots' have brought genealogy into the spotlight. Learn how to start your own family genealogy search 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.
Why was Britain's Defence Ministry testing psychic powers?
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/uk-psychic.htm
A report declassified in late February 2007 under the UK's Freedom of Information Act reveals that Britain's Ministry of Defence has been testing psychics. Find out why.
Is There a Hidden Cure for Cancer?
science.howstuffworks.com/science-vs-myth/everyday-myths/no-there-is-no-hidden-cancer-cure.htm
A surprising percentage of Americans believe that Big Pharma is hiding the cure for cancer because there's a lot of money to be made treating the disease. Experts explain why this isn't true.
How Space Farming Works
science.howstuffworks.com/space-farming.htm
Space farming is the process of cultivating plants in space. Learn why space farming is important and how space farming will affect life on Earth
How Ghosts Work
science.howstuffworks.com/science-vs-myth/afterlife/ghost.htm
Ghosts are the spirits of dead people that have either returned from the afterlife, or not moved on to it. Learn about ghosts and explanations for ghosts.
Seasonal Affective Disorder: Why It Gets You Down and How to Manage It
science.howstuffworks.com/life/inside-the-mind/human-brain/seasonal-affective-disorder-news.htm
One in three people consistently struggle through the autumn and winter months with a type of depression known as seasonal affective disorder (SAD). Here are some tips for dealing with it.
How are stem cells used in medicine today?
health.howstuffworks.com/medicine/modern-treatments/stem-cells-used-in-medicine.htm
Whether drawn from embryos, placentas or adults, stem cells continue to garner attention. Find out how stem cells are used in modern medicine.