The last thing Abraham Lincoln heard before he died was the gunshot that knocked him to the floor of his balcony at Ford Theatre. We...

Twine is a cord made from multiple strands that have been first twisted and then plied together in the opposite direction to give it...

The hierarchical class system that the founding fathers destroyed through the Radical Notion that all men are created equal had its...

My worldview is formed by two radical notions. The first applies to how I believe the world came into existence, and the second to my...

There is another thing that impacts the accuracy of dead reckoning that is not an externality, but rather resides within the man himself....

I learned to land navigate as a young soldier long before the advent of GPS. Back then (without a satellite to guide your movement with...