Distributed Ledger Technologies (part IV)

Distributed Ledger Technologies The Blockchain and the Bitcoin have already been live for a decade. We are reviewing in this set of articles the caracteristics of the Blockchain, the changes made to the Blockchain, the alternative distributed ledgers to the Blockchain, the difficulties to run financial services on a distributed ledger without a legal tender. … Lire la suite

Distributed Ledger Technologies (part III)

Distributed Ledger Technologies The Blockchain and the Bitcoin have already been live for a decade. We are reviewing in this set of articles the caracteristics of the Blockchain, the changes made to the Blockchain, the alternative distributed ledgers to the Blockchain, the difficulties to run financial services on a distributed ledger without a legal tender. … Lire la suite

Distributed Ledger Technologies (part II)

Distributed Ledger Technologies The Blockchain and the Bitcoin have already been live for a decade. We are reviewing in this set of articles the caracteristics of the Blockchain, the changes made to the Blockchain, the alternative distributed ledgers to the Blockchain, the difficulties to run financial services on a distributed ledger without a legal tender. … Lire la suite

Distributed Ledger Technologies (part I)

Distributed Ledger Technologies The Blockchain and the Bitcoin have already been live for a decade. We will review in this set of articles the caracteristics of the Blockchain, the changes made to the Blockchain, the alternative distributed ledgers to the Blockchain, the difficulties to run financial services on a distributed ledger without a legal tender. … Lire la suite

When techs attack

  When techs attack -article also published on Linkedin on 7 June 2017 – The world is all excited about the emergence and development of new technologies in such a wide variety of disciplines as the natural sciences, life sciences, knowledge of our universe and engineering sciences. IS THE WORLD GOING FASTER? To put this … Lire la suite

Pollution atmosphérique

Quelques ressources sur la pollution atmosphériqueEn Europe, copernicusEn France, Prev’air Explications sur les particules fines Pour les radiations, l’ONU publie à http://www.unscear.org/ Enfin pour le CO2, il est intéressant de savoir que les concentrations varient beaucoup avec  les saisons, l’hémisphère   et l’altitude