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This day on July 30, 1971 – Apollo program: Apollo 15 Mission: David Scott and James Irwin on the Apollo Lunar Module Falcon land on the Moon with the first Lunar Rover.
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7,800,000,000 current world population
7,000,000,000 was in 2011
6,000,000,000 was in 1999
5,000,000,000 was in 1987
4,000,000,000 was in 1974
3,000,000,000 was in 1960
2,000,000,000 was in 1930
1,000,000,000 was in 1800
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The first ever motor race is held in France between the cities of Paris and Rouen. The fastest finisher was the Comte Jules-Albert de Dion, but the 'official' victory was awarded to Albert Lemaître driving his 3 hp petrol engined Peugeot.
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Salt under a microscope
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Montana train derailment dumps Boeing 737 fuselages in the Clark Fork River (July 2014)
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Russian 'turbojet rail car' built in 1970's and capable of 160 mph thanks to jet engines on the roof...
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A Senegalese WW1 soldier who lost both his arms writes a letter with his new prosthetic limbs at the Vocational Rehabilitation School for Amputees in Paris, 1918. Specifically he was part of the Senegalese Tirailleurs, a corps of colonial infantry in the French Army.
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Sand dunes swallow Namibian diamond ghost town.
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Manhattan’s payphone graveyard, found underneath the elevated West Side Highway...
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Abandoned railroad in Taiwan Forest.
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Jupiter is amazing ... Image credit:NASA/JPL
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NASA's Juno's sensitive Stellar Reference Unit camera detected unusual lightning flashes on Jupiter's dark side during the spacecraft's close flyby of the planet.
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Buzz Aldrin takes a "selfie" while performing an EVA during Gemini XII, 1966
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This day on August 12, 1981 – The IBM Personal Computer is released.
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Similar patterns in math, astronomy, and biology.
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