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How Air Purifiers Work
home.howstuffworks.com/air-purifier.htm
Americans spend an estimated $250 million annually on air purifiers for their homes. Learn why people buy air purifiers and how they work.
Top 5 Science-borne Superpowers
science.howstuffworks.com/innovation/scientific-experiments/5-science-borne-superpowers.htm
Since the dawn of cartoons and comic books, kids have imagined themselves endowed with superpowers. What extraordinary abilities are scientists working to bring to you right now?
What Is Aperture?
electronics.howstuffworks.com/cameras-photography/tips/aperture.htm
Aperture is a photography term and it is something you can adjust when taking pictures. Visit HowStuffWorks to learn all abut aperture.
11 Countries That Impose Severely Harsh Drug Penalties
people.howstuffworks.com/11-countries-that-impose-severely-harsh-drug-penalties.htm
Let it be know that using illegal drugs in any foreign country almost certainly comes with it's own set of potential risks. However, narcotics offenders in some countries face much steeper fines, longer prison stays and, in some cases, a more brutal death sentence if they're caught. So if you happen to visit any of [...] The post 11 Countries That Impose Severely Harsh Drug Penalties appeared first on Goliath.
Could we resurrect dinosaurs from fossil embryos?
science.howstuffworks.com/environmental/earth/geology/resurrect-dinosaurs-from-fossil-embryos.htm
You likely heard that paleontologists uncovered a cache of dinosaur embryos, bone fragments and eggshells in China. You also may recall that we've made crazy leaps forward in genetics and genomics. Can we put the two together and create a dinosaur?
Could you dig a hole all the way to the Earth's mantle?
science.howstuffworks.com/environmental/earth/geophysics/dig-hole-to-earths-mantle.htm
Have you ever read "Journey to the Center of the Earth" and wondered if it were possible to do it? Well, scientists are in the process of giving it their best shot. How hard is it to dig a hole this deep, and what might they find?
What is dental plaque?
health.howstuffworks.com/wellness/oral-care/problems/dental-plaque.htm
Plaque is a nasty bugger that likes to hang out on our teeth. Learn all about dental plaque in this article.
How Tessellations Work
science.howstuffworks.com/math-concepts/tessellations.htm
Mathematics achieves the sublime. Sometimes, as with tessellations, it rises to art. In their simplest form, tessellations consist of a single shape that repeats over a two-dimensional plane without any gaps. Why was M.C. Escher so fixated on them?
How Efflorescence Works
home.howstuffworks.com/home-improvement/construction/materials/efflorescence.htm
Even Michelangelo had to deal with efflorescence -- white deposits that appear on masonry -- while painting the Sistine Chapel. What causes this unsightly problem, and how can you address it if it shows up on the surfaces of your home?
How a Flea Circus Works
entertainment.howstuffworks.com/arts/circus-arts/flea-circus.htm
Flea circuses with live, performing fleas actually do exist. Find out how flea circuses work and the history behind this unusual circus art.