671,080,887.616 mph. That is nearly 700 million miles per hour for those of you who are horrified by the number of digits. Nothing in the universe can travel faster than this speed. Don't misunderstand me, this isn't that nothing has travelled faster than this but with improved technology we could go faster, it is impossible... Continue Reading →
What is a black hole?
The answer is a bad holiday destination. A very bad holiday destination. If you have found this because you are falling towards one then let me summarise the good and bad news for you. Good news: There's scientific reasoning that suggests falling into a black hole could deposit you somewhere else in space time so... Continue Reading →
Why is the sky blue?
One of life's great questions, why is the sky blue? Some postulate that the sky is blue because the sea is blue but this is a gross misunderstanding, why is the sky not grey over cities if this was the case. The actual answer is scattering as this video explains. https://youtu.be/oset9yGKZFc So the answer is... Continue Reading →
Is inflation a successful theory in explaining the issues not answered by the standard Big Bang theory?
The Big Bang model of our early universe has been widely accepted in the scientific community since the discovery of cosmic background radiation in 1965.[ However, certain aspects of our universe, whilst not in direct conflict with the big bang model, are not explained by it; the horizon problem and the flatness problem. Inflation was... Continue Reading →
How to build a time machine.
There are many possible ways to time travel. Steal a TARDIS, build a flux capacitor or take up too many classes at Hogwarts to receive a time turner. How about something more realistic? Well this video demonstrates how we can use Jupiter to build a time machine: https://www.youtube.com/watch?v=qkQbLEKM3QU&t=34s OK so we are playing fast and... Continue Reading →