What is the scientific name for modern humans?
AnswerHomo sapiens
Modern humans are Homo sapiens; Pan troglodytes is the chimpanzee.
Society · Facts & stats
People facts & stats
7 fact-checked facts about people and the human body, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
What is the largest organ of the human body?
AnswerSkin
Skin covers the whole body and is its largest organ by area and weight.
Going deeper
How many chromosomes do most human body cells contain?
Answer46
Human body cells normally carry 23 pairs of chromosomes, 46 in total.
How many teeth are in a full adult set, including wisdom teeth?
Answer32
A full adult set has 32 permanent teeth, including four wisdom teeth.
Which bone in the middle ear is the smallest in the human body?
AnswerStapes
The stirrup-shaped stapes is only about 3 mm long.
Expert level
In which year did the world's population reach 8 billion, according to the United Nations?
Answer2022
The UN marked 15 November 2022 as the day world population reached 8 billion.
How many primary (baby) teeth does a child usually have?
Answer20
Children normally have 20 primary teeth, which are replaced by permanent teeth.
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