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Indian binary numbers and the Katapayadi notation

The systematic manner in which Pi?gala chose his mapping throws important light on the history of the Ka?apay?di mapping. This takes the history of the KTPY mapping more than a thousand years earlier than had been supposed.

Dozens of ‘Extinct’ Creatures Found Alive in ‘Lost City’ Deep Within Rainforest

A specialized team of conservation scientists has found what appears to be a hidden oasis deep in the rainforest of Honduras that’s teeming with dozens of rare and endangered creatures.