## Free Will, Determinism and Turing’s Halting Problem

MIT’s Seth Lloyd says a test for free will versus determinism must predict decisions accurately every time. How does the Turing Machine factor into this?

## Interpreting One Report of Statistics on Science Comprehension

A recent survey showed a positive correlation between tea party affiliation and science knowledge. Could stereotypes about this fringe group be wrong?

## Hypatia Taught Conic Sections and Diophantine Equations

Hypatia of Alexandria was a woman mathematician who taught about conic sections and Diophantine equations. Does this math still work, centuries later?

## How to Make a Natural Number Series of Square Numbers

It’s easy to find the next number in a series of squares if you have a calculator in-hand, but what if you’re calculating on paper or in your head?

## Cross Multiply to Solve Equations with Fractions

Having trouble solving for X in an equation that involves fractions? This simple ‘fractions’ guide decodes the process in five easy-to-follow steps.

## A Sample Case Study of Math for a Casino Business Proposal

You can use math to evaluate business proposals, such as the proposed Toronto Casino. Spreadsheets can help you clarify issues, and determine if projections are valid.

## Adding Fractions: Using a Common Denominator

Do you get stuck adding fractions? Finding common denominators and adding can be a simple task in basic math, and breaking it down to six steps makes the job even easier.

## What Are Fractions? Math Vocabulary for Parts of a Whole

Learn more about key math terms such as numerator and denominator; proper, improper, and mixed fractions; least common multiple and more.

## Estimating Whether No Two Snowflakes are Alike

Everyone says that no two snowflakes are alike, but how do we really know? By calculating the probability based on the Birthday puzzle in math.

## Could Firearms Statistics Support Gun Control after Newtown?

The Newtown, Connecticut shootings at Sandy Hook Elementary school have reignited the ongoing debate over guns in America. What do the statistics say about gun bans?