What is test tube baby?
Test tube baby is a technique concerned to a woman who is not able to conceive to give birth to a normal baby. Test tube […]
Inventions and discoveries
Invention of Cat’s eyes, Ballpoint pen and Richter scale
Cat’s eyes: Cat’s eyes are the little reflectors set in the road which make driving at night easier. Possibly inspired by real cat’s eyes, British […]
Clinical thermometer, antiseptics and the process of pasteurization
Clinical thermometer: Nineteenth- century doctors knew that a patient’s body temperature was a good guide to their health. Until British physician Thomas Allbutt invented the […]
Discovery of X-rays, electrons and the first liquid-fuelled rocket
Discovery of X-rays: German physicist Wilhelm Rontgen discovered X-rays in 1895 while he was investigating cathode rays (electrical discharges inside a tube containing very little […]