Charles Geschke, who recently passed away, was the founder of which computer software company?

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Charles Geschke, the co-founder of the software company Adobe who helped develop the Portable Document Format (PDF), has died at the age of 81 in April 2021.

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Dr Vera Gedroits was Russia's first woman military surgeon. Dr Vera was one of the world's first female professors of surgery .

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The Great Wall of China, China. BEIJING, CHINA - NOVEMBER 30: Tourists walk on a section of the Great Wall at Badaling, on a cold ... ... Chichén Itza, Mexico. ... Christ The Redeemer, Brazil. ... Petra, Jordan. ... Taj Mahal, India. ... Machu Picchu. ... The Great Pyramid of Giza, Egypt. ... Colossus of Rhodes, Greece.

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Prince Philip , Duke of Edinburgh, husband of Queen Elizabeth II of the United Kingdom and the longest-serving royal consort in British history, Prince Philip died in Windsor Castle at the age of 99 on 9 April 2021, two months before his 100th birthday.

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The world's first ship tunnel is slated to be constructed in Norway. The construction on the engineering project is expected to begin in 2022 and get completed by 2025-26.

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Donbas is a large mining and industrial region of southeastern Europe, notable for its large coal reserves. The coalfield lies in southeastern Ukraine and in the adjoining region of southwestern Russia.

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Approximately 1 00 million sharks are killed globally each year, and one of the major incentives for this is the shark fin trade.

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Major uses of potassium nitrate are in fertilizers, tree stump removal, rocket propellants and fireworks.