Science in Sanskrit: Rotating astro globe moves with a constant speed automatically using water or oil. Can be used in telescopes or solar panels. Said to be developed by Bhaskaracharya in 1055 AD (Photo by Vibha Varshney)
The Anthropology exhibit showed the story of human evolution (Photo by Vibha Varshney)
Ancient medical instruments: it is said that surgical sciences were advanced in ancient times (Photo by Vibha Varshney)
Defence exhibits, as always, drew in crowds as people tried to gauge the country’s ability to fight enemies (Photo by Vibha Varshney)
Muhammad Makki from Pune, an entrepreneur who provides geological specimens to universities around the world, displayed his private collection at the science congress (Photo by Vibha Varshney)
Nuclear hard sell: The DAE pavilion promoting nuclear energy had displays on the safety of nuclear power plants. They had the same theme last year too. (Photo by Vibha Varshney)
Make in India: the Pride of India exhibition had the usual stalls of CSIR, DRDO, ISRO and ICMR. The exhibit of Make in India took the centre stage (Photo by Vibha Varshney)
Topography simulators: display to explain variation in depths of the earth and depict geographical depths on maps (Photo by Vibha Varshney)
Rare earth: Rare earths are used in electronics are in great demand world over. According to the Indian Rare Earth representative at the stall, India has huge deposits. The display showed the different rare earths that are derived from sand (Photo by Vibha Varshney)
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