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How grimy are the ubiquitous mobile phones?
"The nation will always be grateful to the scientists, who have worked tirelessly to empower our society by their vision, labour and leadership."
The design is based upon transformation optics, a concept behind the idea of the invisibility cloak.
WASHINGTON -- An Indian-American scientist-led team has developed contamination-free meat from animal cells in a laboratory that could be harvested in 9 to 21 days, a new technique that could help in...