#47 Science in History 20th March 1886 The first demonstration in America of the alternating-current (AC) system for lighting was...

#45 Science in History 6th March 1899 It’s 1899 and on this day, acetylsalicylic acid was patented by Felix Hoffmann for the German...

#44 Science in History 1st March 1954 On this day, 06:45 local time, the Marshall Islands were flooded with the light emitted by the...

#43 Science in History 28th February 1935 On this day in 1935, Wallace H. Carothers discovers nylon. Nylon was discovered by Wallace...

#41 Science in History 22nd February 1630 Today in 1630, popcorn is believed to have been introduced to the European settlers in the...

#40 Science in History 21st February 1811 Published in 1811, the paper 'On a Combination of Oxymuriatic Gas and Oxygene Gas' was read to...

#39 Science in History 18th February 1930 Today in 1930, Clyde Tombaugh discovered the ninth planet in our solar system, Pluto. Tombaugh...

#38 Science in History 16th February 1923 Today marks the anniversary of one of the most significant discoveries in the history of...

#37 Science in History 15th February 2013 Today in 2013, a bright fireball streaked across the morning sky over Russia's Ural Mountains,...

#36 Science in History 12th February Today is Darwin Day, an annual celebration of the life and work of British naturalist and scientist...

#35 Science in History 11th February 1922 On February 11, 1922, a research paper was published in the Journal of Laboratory and Clinical...

#34 Science in History 10th February 1840 On this day in 1840, Queen Victoria married her cousin, Prince Albert of Saxe Coburg-Gotha....

#33 Science in History 6th February 1886 On this day in 1886, the element germanium is discovered. In 1886, a German chemist, Clemens...

#32 Science in History 05 February 1974 Today in 1974, Mariner 10 sends back information about Venus’s cloud cover. Mariner 10 was...

#31 Science in History 04 February 1600 On this day, in 1600, the German astronomer and mathematician Johannes Kepler arrived in Prague...

#30 Science in History 02 February 1046 On this day, in 1046, monks record the onset of a cold snap that may have heralded the onset of a...

#29 Science in History 01 February 1904 Today in 1904, “CQD” became the first international radio distress signal. The history of...

#28 Science in History 28 January 1986 On January 28, 1986, the Space Shuttle Challenger broke apart 73 seconds into its flight, killing...

#27 Science in History 26 January 1905 On this day in 1905, a diamond of exceptional size and quality was discovered in the Transvaal,...

#26 Science in History 25 January 1798 On this day in 1798, Count Rumford, presented his new idea about heat. Count Rumford, AKA Sir...