Science

The seas and lakes of Titan are filled with liquid hydrocarbons.

Its HQ—Mary W. Jackson—is located in Washington, D.C.

In some cultures, amber necklaces are gifted as good luck charms, to newborn babies to protect them from diseases, or as a marriage gift that represents eternal love.

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.

Water is most likely to be present in these places.

Lavas are distinguished by their acidity: Acidic, which have a high silica content, are viscous, fl ...

Scientists claim amber was supposed to represent the tears of Ra—the Egyptian god of the Sun.

We can perceive only the visible region of it (one from which light can move faster than the expandi ...

Compounds of other heavy metals, such as copper, lead, or mercury, also have such properties, but si ...