Sentences with phrase «very old fossil»

And a very, very old fossil now makes clear that it's been around about as long as grass itself.

Not exact matches

«The Aru Islands fossils are very primitive and resemble the most archaic extinct bandicoots, but amazingly are only 9,000 years old,» says Dr Kear.

Because these rocks were believed to be barren of skeletal fossils, it was thought that they must be very ancient — probably of the Cambrian period, making them more than 500 million years old.

These fossils are approximately 2 billion years old and according to Emma Hammarlund they represent some very early life forms, that maybe tried to evolve into some kind of multicellular organism, but didn't succeed.

«These fossils represent the oldest known organisms that lived in a very dark, deep - water environment,» says Czaja.

Deocampo recently came upon something very similar near Olduvai Gorge, where some of the oldest hominid fossils have been found.

If this date — the first proof that a fossil can be directly dated from its genome — holds up, it is considerably older than the very rough dates of 30,000 to more than 50,000 years for the layer of sediment where the fossils of Denisovans, Neandertals, and modern humans all were found.

A modern brain in an ancient body: A reconstruction of the brain of the 520 million year - old fossil Fuxianhuia protensa (left), which has a very simple body shape, yet shows unexpected similarity to the complex brain of a modern crustacean, such as the land hermit crab (Coenobita clypeatus) pictured on the right.

And by «very ancient,» we're talking some some isolated fossilized bandicoot teeth that may be as old as 50 million years, and entire fossils that may belong to 25 - million - year - old species.

This fossil is a partial skull with very thick bones thought to be an archaic Homo sapiens (sometimes classified as Homo heidelbergensis), and about 200,000 to 300,000 years old.

«In spite of lot of searching, fossils on the Homo lineage older than 2 million years ago are very rare,» said Villmoare, lead author on the publication.

Seeing complete modern skeletons makes identifying very old, fragmented fossil bones a bit easier in the field.

Among the reasons for the wonder of the underground river, Labit said, are: being its largest and important underground estuaries of the world; most complex cave systems in the world; naturally sustainable due to the very high amount of energy resulting from its unique thermal equator location, marine climate, wind and humidity; it contains unique cave formations from secondary mineral deposits not found elsewhere; discovery of a 20 million - year - old fossil of sirenia or sea cow in perfect condition.

I suggest look at the fossil sequences of human ancestors from early apes to australopithicus, homo erectus and homo habilis to homo sapiens, and notice how they morph one into the other quite smoothly, all explained by Darwinian evolution, while with respect the old testament verision is clearly a creation myth like you find in early greek and roman culture etc, an imaginative guess, and very implausible in light of our current understanding of things.

The new CO2 in the air is not coming from the biosphere, since it is deficient in carbon - 14 — i.e., it is very old, as in fossil fuel.

And as the English have done and as the Chinese and the Indians and etc will still do, they will use coal, lots of coal plus gas and oil for power generation until some capitalist somewhere with a very good idea on how to reduce costs and still make a fortune comes along and devises / discovers or restructures an old technology or a new power generation technology that is more efficient, lower cost, more profitable, just as reliable as fossil fueled, those coal, oil and gas generators

He also pointed out that the research itself is pretty old now, and so even if the fossil fuel parts could be identified from the rest of the «perverse subsidies» — it wouldn't be very up to date.

The C14 deficit (referenced via tree samples back to pre-atomic bomb days) shows that the emitted carbon is very old (probably more than 50,000 years old given the 5600 year half life of C14), and that age is hard to attribute to something other than fossil fuels.