Who was the first person to win two Nobel Prizes?

Who was the first person to win two Nobel Prizes?

Marie Curie was the first person to win two Nobel Prizes, and is one of only two people in the history of the Nobels to win in two different fields. She and her husband Pierre, along with Henri Becquerel, won the Physics Prize in 1903 for their discovery of radioactivity.

Is an opossum a rodent?

Opossums are not rodents. They are an order unto themselves, part of the “infraclass” known as marsupials. The label distinguishes marsupials from placental mammals, such as rodents.

What acid does not melt plastic?

“Hydrofluoric acid won’t eat through plastic. It will, however, dissolve metal, rock, glass, ceramic. So there’s that.” Hydrofluoric acid (HF) is a solution of hydrogen fluoride in water.

Do plants move on their own?

Plants cannot move around like animals, but they still show movements. Shoots grow; leaves turn toward the Sun. If a plant has flowers, they open and close. Climbing plants have fine tendrils, or stems, that reach out until they find something firm to grip onto.

Why is it called the qwerty keyboard?

The arrangement of the first six letters in the top alphabet row of a standard keyboard QWERTY goes way back. The layout was created in 1873 when Christopher Latham Sholes made improvements to his earlier typewriter models in order to design a quicker and more efficient typewriter for E. Remington and Sons.

Who narrates Rudolph the Red Nosed Reindeer?

On the evening of December 6, 1964, families sat down to watch a new TV show for the first time: an animated special called Rudolph the Red-Nosed Reindeer. It featured the voice of Burl Ives as Sam, a singing snowman, who narrates the tale of a misfit reindeer who finds his own special way to shine.

Is sucralose natural?

Sucralose is not a natural product – it is not found in nature. Although sucralose is made from sugar, the sugar molecule is chemically modified to make sucralose which is classed as an artificial sweetener.

Why are there 60 seconds in a minute?

THE DIVISION of the hour into 60 minutes and of the minute into 60 seconds comes from the Babylonians who used a sexagesimal (counting in 60s) system for mathematics and astronomy. They derived their number system from the Sumerians who were using it as early as 3500 BC.