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10 Types of Study Bias
science.howstuffworks.com/life/inside-the-mind/human-brain/10-types-study-bias.htm
We often think that if a drug has been studied by scientists and given a favorable outcome, then it must be safe and proven. But many kinds of biases can creep into a study, rendering it less than effective.
Doomsday Clock Now Closest It's Ever Been to Midnight
science.howstuffworks.com/environmental/earth/geophysics/doomsday-clock.htm
The Bulletin of Atomic Scientists moved the Doomsday Clock to 90 seconds before midnight, the closest it's ever been to global catastrophe. What does this mean for humanity?
What if we lived on the moon?
science.howstuffworks.com/what-if-moon-colony.htm
It's safe to assume there won't be a moon colony any time soon. But it's still a tantalizing thought. But wouldn't it be cool to be able to live, vacation and work on the moon?
Did Crocodiles Descend From Dinosaurs?
animals.howstuffworks.com/reptiles/crocodiles-descend-from-dinosaurs.htm
Crocodiles and dinosaurs definitely lived during the same time, but how closely are they related? Did crocodiles descend from dinosaurs?
What Is Solar Wind?
science.howstuffworks.com/dictionary/astronomy-terms/solar-wind-info.htm
Solar wind is a continuous stream of mostly hydrogen and helium that flows outward from the sun in all directions. It does everything from disrupt GPS signals to create the aurora borealis.
What Causes Tides? High and Low Tides Explained
science.howstuffworks.com/environmental/earth/geophysics/tide-cause.htm
The oceans' levels change daily across the globe. We know them as tidal changes. But what causes this constant shift in sea level and why is it more dramatic is some places than others?
Everything to Know About the Slow Food Movement
recipes.howstuffworks.com/slow-food-movement.htm
You've heard of of the slow food movement, but you aren't sure what it is. Check out everything you ever wanted to know about the slow food movement.
Alternative Medicines for High Blood Pressure
Alternative medicines for high blood pressure include nutritional therapy, mind/body medicine, and herbal medicine. Learn more about treatments.
How Self-aligning Car-mounted Tow Bars Work
auto.howstuffworks.com/auto-parts/towing/equipment/tow-bars/self-aligning-car-mounted-tow-bars.htm
Self-aligning car mounted tow bars are quite handy. Learn more about self-aligning car mounted tow bars at HowStuffWorks.
Why Do Beavers Build Dams?
animals.howstuffworks.com/mammals/beaver-dam.htm
Why do beavers build dams and what happens when they do? How would things change if no more beavers build dams?