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Cambrian
The Cambrian is a major division of the geologic timescale that begins about 542 Ma (million years ago) at the end of the Proterozoic eon and ended about 488.3 Ma with the beginning of the Ordovician period (ICS, 2004).
Note: The above text is excerpted from the Wikipedia article "Cambrian", which has been released under the GNU Free Documentation License.
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Fossils & Ruins News
January 27, 2025
Jan. 27, 2025 — Archaeologists have uncovered evidence that a house in England is the site of a lost residence of Harold, the last Anglo-Saxon King of England, and shown in the Bayeux Tapestry. By reinterpreting previous excavations and conducting new surveys, the ...
Jan. 24, 2025 — Research reveals new evidence of early hominin activity in Europe, suggesting that hominins were present on the continent far earlier than previously ...
Jan. 23, 2025 — The fossilized neck bone of a flying reptile unearthed in Canada shows tell-tale signs of being bitten by a crocodile-like creature 76 million years ago, according to a new ...
Jan. 17, 2025 — Human ancestors like Australopithecus -- which lived around 3.5 million years ago in southern Africa -- ate very little to no meat, according to new research. This conclusion comes from an analysis of nitrogen isotope isotopes in the fossilized ...
Latest Headlines
updated 12:56 pm ET
Jan. 27, 2025 — New research reveals how resident algae altered the genome of these fabled sea creatures, allowing them to access more ...
Jan. 27, 2025 — Biologists conduct the first comprehensive population study of all three Asian horseshoe crab species, mapping their population distribution, ...
Jan. 27, 2025 — Dating key tectonic events in Japan's geological history has long been often challenging due to poor microfossil preservation from intense heat due ...
Jan. 26, 2025 — Japan Sea element plants are generally thought to have evolved from closely related species on the Pacific side. Camellia japonica and Camellia rusticana were also believed to follow this pattern. ...
Jan. 24, 2025 — Researchers firmly point the finger at the South American Andes Mountains as the place where the Irish potato famine pathogen, Phtytophthora ...
Jan. 23, 2025 — Electrical engineers have developed a better way to perform the comparative analysis of entire genomes. This approach can be used to study relationships between different species across geological ...
Jan. 23, 2025 — 130 years after a fungus-eating plant received its name, a researcher has uncovered the purpose of the structure that inspired its name -- revealing a novel mechanism by which plants ensure ...
Jan. 23, 2025 — A new computational tool improves the analysis of genetic data, making it easier and faster to study the evolutionary relationships between ...
Jan. 23, 2025 — Scientists have developed a theoretical model that uncovers the dual role of polyploidy -- organisms carrying extra genome copies -- in evolution. ...
Jan. 23, 2025 — The remains of the earliest dinosaurs may lie undiscovered in the Amazon and other equatorial regions of South America and Africa, suggests a new ...