Reference Terms
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Indigenous peoples of the Americas
The term indigenous peoples of the Americas encompasses the inhabitants of the Americas before the arrival of the European explorers in the 15th century, as well as many present-day ethnic groups who identify themselves with those historical peoples.
Note: The above text is excerpted from the Wikipedia article "Indigenous peoples of the Americas", which has been released under the GNU Free Documentation License.
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Fossils & Ruins News
June 5, 2025
June 3, 2025 — A new study has finally confirmed the theory that the cause of extraordinary global tremors in September -- October 2023 was indeed two mega tsunamis in Greenland that became trapped standing waves. Using a brand-new type of satellite altimetry, the ...
May 29, 2025 — Anthropologists have examined the societal consequences of global glacier loss. This article appears alongside new research that estimates that more than three-quarters of the world's glacier mass could disappear by the end of the century under ...
May 29, 2025 — Long considered a disease brought to the Americas by European colonizers, leprosy may actually have a much older history on the American continent. Scientists reveal that a recently identified second species of bacteria responsible for leprosy, ...
May 29, 2025 — Spring in the Arctic brings forth a plethora of peeps and downy hatchlings as millions of birds gather to raise their young. The same was true 73 million years ago, according to a new article. The paper documents the earliest-known example of birds ...
Latest Headlines
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June 3, 2025 — Collapse of the West Antarctic Ice Sheet could be triggered with very little ocean warming above present-day, leading to a devastating four meters of ...
June 2, 2025 — New research adds to our understanding of how rapidly rising sea levels due to climate change foreshadow the end of the Great Barrier Reef as we know it. The findings suggest the reef can withstand ...
June 2, 2025 — Researchers have recreated the world's oldest synthetic pigment, called Egyptian blue, which was used in ancient Egypt about 5,000 years ...
May 28, 2025 — A new species of velvet worm, Peripatopsis barnardi, represents the first ever species from the arid Karoo, which indicates that the area was likely historically more forested than at present. In the ...
May 28, 2025 — A new method could soon unlock the vast repository of biological information held in the proteins of ancient soft tissues. The findings could open up a new era for palaeobiological ...
May 29, 2025 — New techniques used to analyze soft tissue in dinosaur fossils may hold the key to new cancer discoveries. Researchers have analyzed dinosaur fossils using advanced paleoproteomic techniques, a ...
May 29, 2025 — The fossils of ancient salamander-like creatures in Scotland are among the most well-preserved examples of early stem tetrapods -- some of the first animals to make the transition from water to land. ...
May 29, 2025 — Replanting forests can help cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total ...
May 29, 2025 — A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...
May 28, 2025 — Palaeontologists have analyzed the most complete stegosaurian skull ever found in Europe and rewritten the evolutionary history of this iconic group of ...