#21 Science in History 14 January 1878 Today in 1878, Alexander Graham Bell, the inventor of the telephone, demonstrated his invention to...

#20 Science in History 13 January 1978 On this day in 1978, NASA made history by selecting six women as their first female astronaut...

#19 Science in History 11 January 1787 On this day in 1787, William Herschel discovers the two largest moons of Uranus, six years after...

#18 Science in History 09 January 1816 On this day in 1816, the Davy safety lamp was trialled at Hebburn Colliery in North-East England....

Colours can influence our emotions and mood, evoking feelings of happiness, sadness, excitement, and calmness. Therefore, paying...

#17 Science in History 08 January 1938 On this day in 1938, the journal Nature publishes two articles describing the superfluidity of...

#16 Science in History 07 January 1939 On this day in 1939, French scientist Marguerite Perey reveals, in an entry made in her notebook,...

P3 June 2017 Q4 This question is about pH and the acid dissociation constant If you haven't gone through the paper, please look up the...

#15 Science in History 06 January 2000 On this day in 2000, the Pyrenean ibex became the first mammal species to go extinct due to human...

#14 Science in History 03 January 2004 On this day in 2004, Spirit successfully lands on Mars. The Mars rover ‘Spirit’ was sent to...