Knowledge Spectra

1991: End of the First Gulf War The first Gulf War ended on February 28, 1991, following a brief but intense conflict that began with Iraq's invasion of Kuwait in…

1986: Assassination of Olof Palme Swedish Prime Minister Olof Palme was assassinated on February 28, 1986, while walking home from a cinema in Stockholm with his wife. Palme's murder shocked…

1953: Discovery of DNA Structure James D. Watson and Francis H.C. Crick announced on February 28, 1953, that they had discovered the double helix structure of DNA, unraveling the secret…

1935: Invention of Nylon On February 28, 1935, Wallace Carothers, a chemist at DuPont, invented nylon, marking a significant breakthrough in synthetic polymers. Nylon's introduction revolutionized the textile industry, offering…

2019: Pakistan Retaliates to Balakot Airstrike On February 27, 2019, Pakistan retaliated to the Balakot airstrike conducted by India, marking a significant escalation in tensions between the two nuclear-armed neighbors.…

2018: Barbra Streisand's Dog Cloning Singer and actress Barbra Streisand announced on February 27, 2018, that she had successfully cloned her beloved pet dog twice. The revelation sparked a public…

2010: Massive Earthquake in Chile On February 27, 2010, an 8.8 magnitude earthquake struck off the coast of Chile, causing widespread devastation and generating a tsunami with waves reaching up…

1951: Ratification of the 22nd Amendment The 22nd Amendment to the United States Constitution was ratified on February 27, 1951, limiting U.S. presidents to two terms in office. This amendment…

1932: Discovery of the Neutron On February 27, 1932, British physicist James Chadwick announced the discovery of the neutron, a subatomic particle with no electric charge. This groundbreaking discovery was…

1993: World Trade Center Bombing A car bomb exploded in the underground garage of the North Tower of the World Trade Center in New York City on February 26, 1993.…