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  2. 1974 in science - Wikipedia

    en.wikipedia.org/wiki/1974_in_science

    February 8 – After 84 days in space, the last crew of the temporary American space station Skylab return to Earth.; February 13–15 – Sagittarius A*, thought to be the location of a supermassive black hole, is identified by Bruce Balick and Robert Brown using the baseline interferometer of the United States National Radio Astronomy Observatory.

  3. 1974 in the United States - Wikipedia

    en.wikipedia.org/wiki/1974_in_the_United_States

    April 3 – The 1974 Super Outbreak, at the time the largest series of tornadoes in history, occurs in 13 U.S. states and one Canadian province, leaving over 300 people dead, over 5,000 people injured, and hundreds of millions of dollars in damage.

  4. Category:Products introduced in 1974 - Wikipedia

    en.wikipedia.org/wiki/Category:Products...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us

  5. Category:American inventions - Wikipedia

    en.wikipedia.org/wiki/Category:American_inventions

    B. Babbitt (alloy) Baby monitor; Bait car; Ballistic electron emission microscopy; Balloon catheter; Ballpoint pen; Banjo clock; Barbed wire; Barcode; Barcode reader

  6. 1970s in science and technology - Wikipedia

    en.wikipedia.org/wiki/1970s_in_science_and...

    The Volkswagen Golf GTI of 1974 made the concept of a performance hatchback part of automotive mainstream thinking, though it had many precedents. The United States lagged badly in the development of compact and fuel-efficient vehicles, a side effect of industrial inexperience on the part of the manufacturers in Detroit.

  7. 1974 - Wikipedia

    en.wikipedia.org/wiki/1974

    1974 was a common year starting on Tuesday of the Gregorian calendar, the 1974th year of the Common Era (CE) and Anno Domini (AD) designations, the 974th year of the 2nd millennium, the 74th year of the 20th century, and the 5th year of the 1970s decade.

  8. Timeline of historic inventions - Wikipedia

    en.wikipedia.org/.../Timeline_of_historic_inventions

    1974: The lithium-ion battery is invented by M. Stanley Whittingham, and further developed in the 1980s and 1990s by John B. Goodenough, Rachid Yazami and Akira Yoshino. It has impacted modern consumer electronics and electric vehicles. [507] 1974: The Rubik's cube is invented by Ernő Rubik which went on to be the best selling puzzle ever. [508]

  9. Category:1974 in the United States - Wikipedia

    en.wikipedia.org/wiki/Category:1974_in_the...

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