CJ on Mathematics and Science

After watching a Swedish Television documentary about the unsuccessful transplantations by Paolo Macchiarini on 3 patients at Karolinska ...

In a  series of posts  (listed under Newtonian mechanics) I have explored the idea of viewing the gravitational potential $\phi (x,t)$ ...

BBC reports that Stephen Hawking sends the following message to humanity on Earth: Humanity is at risk from a series of dangers of ...

Om sin lägenhet som Margot Wallström hyrde av Kommunal säger Margot: Det var på initiativ av just ordföranden Annelie Nordström som hon...

The Secret of the Piano exhibits a basic resonance phenomenon where the vibrations of a collection of strings are kept in phase by all...

                                             All human beings are different, and the same. The World as Computation presents an approac...

                                    Damping of two out of three strings when tuning a piano tone. We return to the model of The Secret o...

The empty treaty (agreement) of COP21 without measurable reductions of CO2 emissions, saves humanity from the threatening disaster of a...

BBC reports under the title:  COP21: Final push for climate deal amid 'optimism' : Negotiators at the Paris summit aim to wra...

We continue our study of the interaction of string and soundboard through a bridge of a piano with focus on the initialisation where the str...