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5 Female Scientists You Should Know
science.howstuffworks.com/innovation/scientific-experiments/5-female-scientists.htm
From a centenarian brain expert to a mistress of Voltaire, each of these female scientists has an incredible story. Do you want to meet them?
How to Use the Mnemonic 'SOHCAHTOA' in Trigonometry
science.howstuffworks.com/math-concepts/sohcahtoa.htm
The mnemonic device SOHCAHTOA helps budding mathematicians remember the trigonometric functions sine (sin), cosine (cos) and tangent (tan), which they need to solve for triangles' missing sides and angles.
Using Synthetic Division to Save Time in Calculus and Algebra
science.howstuffworks.com/math-concepts/synthetic-division.htm
In algebra and calculus, a polynomial function is used to chart out graphs and waves with much more complexity than a simple linear factor. Polynomial division is sometimes required to factor them, and cut them up into chunks that we humans can better understand.
Trillions and Quadrillions: A Short Guide to Absurdly Big Numbers
You've heard of Google, but what about a Googol? If not, then this tutorial is for you.
Will we ever unite quantum mechanics with general relativity?
Einstein showed us a mind-blowing way the universe works, while Max Planck and his gang showed us how particles on the atomic and subatomic levels work. But one doesn't explain the other. So there must be a larger theory encompassing them ... or not?
10 Completely Wrong Ways to Use Commas
people.howstuffworks.com/10-wrong-ways-to-use-commas.htm
Confused on how to use commas? You're not alone. Read about 10 completely wrong ways to use commas at HowStuffWorks.
Mobius Strips: So Simple to Create, So Hard to Fathom
science.howstuffworks.com/math-concepts/mobius-strips.htm
It's easy to make a Mobius strip with some paper and tape, but your mind will be blown by the mathematical concepts it unlocks.
Distance Formula: Finding the Distance Between Two Points
science.howstuffworks.com/math-concepts/distance-formula.htm
You can find the distance between two points by using the distance formula. It's an application of the Pythagorean theorem. Remember that from high school algebra?
Is Your Soul a Dancer, Actor, Author or Artist?
play.howstuffworks.com/quiz/is-your-soul-a-dancer-actor-author-or-artist
Forget math, science and history, because today, we're going to take a trip down the creative arts lane. If your soul is filled with abstract ideas, then it's time for you to take our imaginative quiz now!
Can you calculate how far away lightning struck by thunder?
science.howstuffworks.com/nature/climate-weather/storms/question182.htm
You may have heard that you can figure out how far away lightning is by how long it takes for the thunder to arrive after you see the flash. Is this true? How do you calculate it?