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Sub-Saharan African countries spent on average 0.3% of their GDP on S&T (Science and Technology) in 2007. This represents a combined increase from US$1.8bn in 2002 to US$2.8bn in 2007. North African countries spend a comparative 0.4% of GDP on research, an increase from US$2.6bn in 2002 to US$3.3bn in 2007.
1952: The first thermonuclear weapon is developed. 1953: The first video tape recorder, a helical scan recorder, is invented by Norikazu Sawazaki. 1954: Invention of the solar battery by Bell Telephone scientists, Calvin Souther Fuller, Daryl Chapin and Gerald Pearson capturing the Sun's power.
The amount of mixed race Africans with at least one Eurasian ancestor is over 10% of the total population of Africa, or at least 150 million people. 6.2 million Eurasians live in Southern Africa (9.2% of total population), 2.4 million in Western Africa (0.59%), 2.2 million in Eastern Africa (0.49%), 931,000 in Northern Africa (0.36%) and ...
Science and technology in Asia. Science and technology in Asia is varied depending on the country and time. [ 1 ] In the past, among Asian civilizations considered particularly notable for their contributions to science and technology were India, China and the West Asian civilizations. [ 2 ] Countries such as Japan, South Korea, and Taiwan are ...
1950, Sasol, the country's largest fuel producer, was founded. 1950, Q20 lubricant was invented by Mr. Robertson in Pinetown. [2] Q20 is an all purpose lubricating spray that is owned by the Triton-Leo Group (Pty) Ltd. [3] The name derives from "it has 20 answers to 20 questions". 1957, Flame ionization detector by Harley and Pretorius at the ...
It was left for 19th-century European explorers, including those searching for the famed sources of the Nile, notably John Hanning Speke, Richard Francis Burton, David Livingstone, and Henry Morton Stanley, to complete the exploration of Africa by the 1870s. After this, the general geography of Africa was known, but it was left to further ...
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From Dreams To Reality: A Tribute to Minority Inventors is a 1986 documentary featuring African-American actor, writer and director Ossie Davis. [1] It features several notable African Americans, Native Americans, Asian Americans, and Latinos who have made significant contributions to science, technology, and medicine. [2]