Archive for the Technology Category

WHAT IS BLOCK CHAIN?

History In 1991, Stuart Haber and W. Scott Stornetta wrote about a secured chain of data blocks with timestamps that cannot be tampered with. By incorporating Merkle trees, they along with Bayer in 1992, the efficiency was improved by collecting multiple document certificates into one block. In […]

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Small Drones / Unmanned aerial vehicle (UAV)

Drone is an unmanned aerial vehicle (UAV) which is technically an aircraft without a human pilot. Drones have a ground-based controller and a UAV, which is either controlled by a remote controller or by onboard computers. The drones were originally used by military but now used in […]

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