Solving the Einstein Equation
A post discussing the Einstein equation, the systems for which it can be solved exactly as well as the techniques used to find approximate solutions to more complicated spacetimes.
Tag Archives: Einstein
Black Holes: #3 The Second Horizon
A continuation in the series on Black Holes, examining the inner horizon known as the Cauchy Horizon and its implications on space and time.
What’s the ‘Proper Time’?
Revisiting the theme of time we explain the geometry of spacetime and explore the special quantity known as ‘proper time’. A qualitative post which includes the use of simple graphs.
The limitations of life
Of great fascination to me is speed – a simple but often overlooked little quality representing the rate of change of position over time. One of the really exciting things […]
Gravity: Next level pulling power
Imagine doing something every single day of your life, something powerful and fundamental to the lives of everyone around you. Something so valuable the world simply could not exist without […]
Rationalising The Universe 