Science Trivia: Nobel Prizes and Technology

Earth's radius is approximately 6,371 km, commonly rounded to 6,400 km. This value represents the distance from Earth's center to its surface. The diameter is about 12,742 km (option C shows a confused diameter value). Earth is not a perfect sphere but an oblate spheroid.

There is no Nobel Prize in Mathematics. According to popular belief, this was because Nobel's wife had an affair with a mathematician, though the real reason is unclear.

C.V. Raman won the Nobel Prize in Physics in 1930 for his work on light scattering, known as the Raman Effect.

Subrahmanyan Chandrasekhar was C.V. Raman's nephew - son of Raman's brother. Both won Nobel Prizes in Physics.

Hargobind Khorana shared the Nobel Prize in Medicine in 1968 for his work on interpreting the genetic code.

Hamilton Watch Company introduced the Pulsar in 1972, which was indeed the world's first electronic digital watch. This breakthrough marked the transition from mechanical to solid-state timekeeping, revolutionizing the watch industry with LED digital display technology.