Science

Nicotine was first isolated in 1828, and its chemical structure was discovered in 1843. Nicotine was first obtained through a chemical process in 1904.

It is formed in the Earth's upper mantle, a layer of the crust that extends to a depth of about 400 ...

It is estimated that one-third of all fungi reproduce using more than one propagation method. Most o ...

This material also reaches Saturn's atmosphere, where water from the Enceladus eruption can be found.

Coins were produced from it as early as the 7th century BC. They were made in an ancient country called Lydia, from an alloy of silver and gold called electrum.

It can produce static electricity when negatively charged by applying friction. Because of that, ancient Greeks named amber “elektron,” which became the basis for the word electricity.

They can turn yellow because of unprocessed bilirubin, which is a by-product of the catabolism of heme (a precursor to hemoglobin).

Many species require small amounts of them to survive. They can be saprophytes feeding on dead organic matter, or parasites developing at the expense of other living organisms.

This gas giant is made up of 90 percent hydrogen and about 10 helium. The diameter of Jupiter is 139 ...