The roots of the tobacco plant produce a substance called nicotine, which is stored mainly in the leaves.
The ancient Egyptians are also credited with devising the world's earliest known alphabet and decimal system in the form of the Moscow and Rhind Mathematical Papyri.
Evidence of mummies in other civilizations and pyramids outside ancient Egypt indicate reflections of ancient Egyptian belief values on other prehistoric cultures, perhaps transmitted over the Silk Road.
The racial classification of Ancient Egypt has come to play a role in the Afrocentrism debate in the United States, where Egypt's legacy becomes a prize over which Africans and Europeans contest ownership.
Ancient Egypt as a general historical term broadly refers to the civilization of the Nile Valley between the First Cataract and the mouths of the Nile Delta, from circa 3300 B.C.E.
The ancient Egyptians spoke an Afro-Asiatic language, related to Chadic, Berber, and Semitic languages, and recorded their origin as the Land of Punt.
Ancient Egypt was divided into two kingdoms, known as Upper and Lower Egypt.
Ancient Egyptian art in general is characterized by the idea of order, which was the dominant motif of Egyptian religion.
Animals, both domesticated and wild, were therefore a critical source of spirituality, companionship, and sustenance to the ancient Egyptians.
The religious nature of ancient Egyptian civilization influenced its contribution to the arts of the ancient world.
The oldest known alphabet (abjad) was also created in ancient Egypt, as a derivation from syllabic hieroglyphs.
The ancient Egyptians enjoyed a variety of leisure activities, including games.
Ancient Egyptian contributions to knowledge in the areas of mathematics, medicine, and astronomy continue to inform modern thought.
The ancient Egyptians used donkeys and oxen as beasts of burden, and they were responsible for plowing the fields and trampling seed into the soil.
The ancient Egyptians placed a great value on hygiene and appearance.
The wealthy members of ancient Egyptian society enjoyed hunting and boating as well.
Most ancient Egyptians were farmers tied to the land.
Egyptian cuisine remained remarkably stable over time, as evidenced by analysis of the hair of ancient Egyptian mummies from the Late Middle Kingdom.
The ancient Egyptians themselves traced their origin to a land they called Land of Punt, or "Ta Nteru" ("Land of the Gods").
Records of the ancient Egyptian language have been dated to about 32nd century B.C.E.
Many of the great works of ancient Egypt depict gods, goddesses, and pharaohs, who were also considered divine.
To the Egyptians themselves, their country was simply known as Kemet which means 'Black Land' so named for the rich, dark soil along the Nile River where the first settlements began. Later, the country was known as Misr which means 'country', a name still in use by Egyptians for their nation in the present day.
The Egyptians invented and used many simple machines, such as the ramp and the lever, to aid construction processes. They used rope trusses to stiffen the beam of ships. Egyptian paper, made from papyrus, and pottery were mass-produced and exported throughout the Mediterranean basin.
Mummification. The earliest ancient Egyptians buried their dead in small pits in the desert. The heat and dryness of the sand dehydrated the bodies quickly, creating lifelike and natural 'mummies'. Later, the ancient Egyptians began burying their dead in coffins to protect them from wild animals in the desert.