Pick any date before tomorrow, and Earth existed on that date.
They thought people had always existed.
.1%
Roughly 4 million years
existed since the planet cooled
Yeah, very right!
Electricity is a natural feature of Earth, and has existed almost as long as Earth had existed.
-500 b.C.
it has existed since the beginning of life no one crated earth as far as we know it.
Approx 1/22500 of it.
Homo sapiens have existed on Earth for approximately 300,000 years.
Life has existed on Earth for approximately 3.5 billion years, which accounts for around 75% of the total time that the planet has existed (about 4.6 billion years).
They date back to 1987
Life on Earth has existed for approximately 3.5 billion years. Given that the Earth is about 4.5 billion years old, life has been present for around 78% of Earth's history. Rounding to the nearest whole number, life has existed on Earth for about 78% of the time.
Pneumonia existed in pre-history.
Length of time species has existed on earth
Since humans and sheep have co-existed on planet Earth for ages, even before humans began writing, that date has been lost to history.
One.