## Risk Assessment for Skydiving versus Grocery Shopping

Is it really more dangerous to go grocery shopping than to go skydiving? Statistics and math give our readers the answer they were looking for.

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## The Drake Equation Estimated the Scope of the SETI Project

Is there life out there? The Drake equation and others attempt to mathematically estimate the probability of alien life based on known variables.

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## How to Find Pythagorean Dates for Any Year

You can find this year’s Pythagorean dates – dates that fit into the Pythagorean theorem – with a simple spreadsheet that finds right angle days.

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## How to Calculate Compound Interest

You can use compound interest in many areas, from credit cards and loans to calculating population growth; first, you need to know how the formulas work.

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## How to Calculate Simple Interest: Math Calculations

Calculating simple interest is really very simple, once you learn the meaning behind the math terms and formulas used in the calculations.

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