Juramaia's appearance in the Jurassic Period of Earth history would appear to corroborate what the genetics has been saying.
Ranging from rugged uplands, lakes and forests through to gently rolling drumlins, the landscapes of the Global Geopark represent a complex Earth history dating back as far as 650 million years.
We have only one earth and throughout history the strong races prevailed over the weak ones.
However, taking a long view, extinction has been part of the natural order of things throughout Earth's history.
"If more data confirm Eros is primordial, Eros will be a link between the chondrite meteorites found on Earth and the history of the solar system's formation, " McCoy said.
So the chance that these two events would happen on a day sometime in the earth's history is actually larger than we first thought -- it ought to have happened about 12, 000 times already.
Now, it's true that climates have been changing throughout Earth's history, but climate scientist Jonathan Overpeck at the University of Arizona at Tucson says this time the change will be fundamentally different from anything that's come before.
"Methane hydrate was a key cause of the global warming that led to one of the largest extinctions in the earth's history, " Ryo Matsumoto, a professor at the University of Tokyo who has spent 20 years researching the subject, told Bloomberg in December.
The former asthmatic navigated deadly glaciers and subzero temperatures to ascend 8, 850 meters (29, 035 feet) to the thinnest air on Earth and into the history books.
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The test was designed to simulate the type of impact that would have been frequent during Earth's early history, some four billion years ago, when rocky, icy debris in our Solar System accumulated to form planets.
Though it has been estimated that in Earth's early history only a few percent of comets or asteroids arrived at low enough angles, the bombardment would have been heavy enough to deliver a significant amount of intact organic material and water, Blank said.
By that stage, he warns, runaway global warming would have become an unstoppable "deadly game of dominoes", ultimately leading to further rises that, based on studies of previous cases of similar climate change in the earth's paleontological history, would spell the near-certain extinction of almost all life on the planet.
What perplexes me is why some seem to think that this is an earth shattering day in the history of retail brokerage.
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We inherited the greatest nation in the history of the Earth.
Of course, during most of that 4.5 billion year history, the earth was not populated by intelligent life -- human beings who might have noticed the two events happening on the same day.
And the biggest American crime story of all receives the least mention: that we now incarcerate more of our own people than any other country on earth, or in human history, and that minority males are disproportionately policed, arrested and convicted, and sentenced to harsher sentences.
The Army Corps of Engineers was engaged to build the Chicago Sanitary and Ship Canal, in what was then the largest earth moving effort in North American history.
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In the half century since Cloud and Barghoorn began scouring the globe for similar sites, the history of life on Earth has been traced back nearly three and a half billion years.
We believe that in its early history - remember, Earth and Mars, the solar system, 4.6 billion years old. 4.6 billion years old the age of Earth and Mars and the solar system.
"These paintings are the only paintings in history from anywhere else but this Earth, " Bean told CNN.
Although F1 is the most popular, technologically advanced, and richest form of racing on earth, the series has had a troubled history on these shores.
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It is the last one he wishes to explore, and he does so in a clever way by comparing the history of computers to evolution on Earth.
"Nobody in the history of mankind has ever experienced the Earth as a pale, insignificant blue dot in the sky, " he said.
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Many have impacted the Earth over its 4.5 billion-year history --as they have hit the moon, Mars and other planets -- leaving craters behind.
On Earth, geologists study layers of rock to determine the history of our planet.
There are all sorts of organisms that have evolved on the earth in its long, long four billion years of history.
Many scientists feel that human interference in the way the Earth works is now so great that the Holocene is history and a truly separate Anthropocene has dawned.
But with a planetary history of over four billion years, the Earth has likely suffered the slings and arrows of exploding stars more than once in past eons.
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