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How HeLa Cells Work
science.howstuffworks.com/life/cellular-microscopic/hela-cell.htm
While HeLa cells have been star players in medical research for decades, the woman behind them remained in the shadows for years. Discover the amazing story of Henrietta Lacks and her immortal cells in this article.
Inside Unit 731, Japan's Gruesome WWII Human Experiment Program
history.howstuffworks.com/world-war-ii/unit-731.htm
Unit 731 was a covert biological warfare research unit of the Imperial Japanese Army during WWII. Some of the most heinous war crimes ever were committed there. Why is it still so shrouded in secrecy?
How Impossible Colors (Like Stygian Blue) Work
science.howstuffworks.com/impossible-colors.htm
What if there are colors within the visible spectrum that our brains can't perceive? In fact, there are. They're called impossible colors. But some researchers think they've discovered a way to see the impossible.
How Zombies Work
science.howstuffworks.com/science-vs-myth/strange-creatures/zombie.htm
Even if you've never seen a zombie movie, you probably know something about the walking dead. But did you know that zombies have their roots in folklore and -- according to some researchers -- in real events in Haiti?
How Has NASA Improved Solar Energy?
science.howstuffworks.com/innovation/nasa-inventions/nasa-improve-solar-energy.htm
Solar energy is an up-and-coming field, but did you know that it owes much of its growth to NASA? Discover how NASA's research and development of solar power for space has trickled down to the Earthly realm.
How Becoming a Doctor in the Army Works
science.howstuffworks.com/military/army-careers/becoming-doctor-in-army.htm
Doctors in the U.S. Army may tend the wounded in a combat zone but they're just as likely to be taking care of soldiers on an army base or doing research. Find out the benefits and challenges of becoming an army doctor.
4 Boa Snake Subspecies and the Constrictor Pet Trade
animals.howstuffworks.com/snakes/boa-snake.htm
The boa snake captivates reptile enthusiasts and researchers alike with its size, behavior and unique adaptations. Native to Central and South America, the large and heavy-bodied snake occupies a wide variety of habitats, from rainforests to arid regions.
How Stonehenge Worked
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/stonehenge.htm
The mysteries of Stonehenge have captivated us for centuries: Who built it and why? How did they move those giant stones? Though archaeologists and other researchers have replaced old theories with new ideas, many questions remain.
Do People and Bananas Really Share 50 Percent of the Same DNA?
science.howstuffworks.com/life/genetic/people-bananas-share-dna.htm
You probably feel like you have very little in common with that banana lying on your kitchen counter. But science says you do! So, how is this possible? And is that stat accurate? We talk to the scientist who did the research.
What Is a Relational Database? Example and Uses
computer.howstuffworks.com/question599.htm
The relational database was born in 1970 when E.F. Codd, a researcher at IBM, wrote a paper outlining the process. At the time, databases were "flat," and stored as one long text file. Explore a relational database example and various uses!