Inventors and Scientific Discoveries

Edward Johnson, an associate of Thomas Edison, is credited with creating the first string of electric Christmas tree lights in 1882.

The 2021 Nobel Prize in Chemistry was indeed awarded to Benjamin List and David W.C. MacMillan for the development of asymmetric organocatalysis.

Spring balance was invented by  British physicist Robert Hooke in 1660. Spring balance was invented to measure the weight of the substance.

Alfred Wegener (often misspelled as Wrenger in some texts) is the scientist credited with first proposing the theory of Continental Drift in the early 20th century.

The process of sericulture, or silk production, was discovered and developed in Ancient China thousands of years ago.

Darwin's theory of natural selection is supported by a vast array of evidence from genetics, paleontology, and comparative anatomy. Lamarck's theory of acquired characteristics has been disproven by our understanding of genetics.

Charles Darwin is the scientist most famously associated with the concept of descent with modification from a common ancestor, as detailed in his work 'On the Origin of Species'.

Charles Darwin is the primary scientist credited with the theory of natural selection, which explains how populations evolve over time.

Lamarck's theory of inheritance of acquired characteristics posited that traits developed during an organism's life could be passed on to its offspring.

Hertha Ayrton was a British engineer and physicist who made significant contributions to the study of electric arcs and sand ripples. She was the first woman to win the Hughes Medal.

Mildred Dresselhaus was known as the Queen of Carbon Science for her work on graphite and carbon nanotubes. Her research is fundamental to modern electronics.

Stephanie Kwolek was a chemist at DuPont who invented Kevlar, a high-strength synthetic fiber used in body armor.

Hedy Lamarr was an actress and inventor who co-developed a frequency-hopping spread spectrum technology during WWII, which later influenced Wi-Fi and Bluetooth.

Nettie Stevens was a geneticist who discovered that sex is determined by chromosomes, specifically the XY system in insects.

Barbara McClintock discovered genetic transposition, or jumping genes, in maize, for which she was awarded the Nobel Prize in Physiology or Medicine.