Reference Terms
from Wikipedia, the free encyclopedia
Radiocarbon dating
Radiocarbon dating is a radiometric dating method that uses the naturally occurring isotope carbon-14 to determine the age of carbonaceous materials up to ca 60,000 years.
Note: The above text is excerpted from the Wikipedia article "Radiocarbon dating", which has been released under the GNU Free Documentation License.
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Fossils & Ruins News
April 29, 2025
Apr. 24, 2025 — A 113-million-year-old hell ant that once lived in northeastern Brazil is now the oldest ant specimen known to science, finds a new report. The hell ant, which was preserved in limestone, is a member of Haidomyrmecinae -- an extinct subfamily that ...
Apr. 23, 2025 — Bite marks found on a skeleton discovered in a Roman cemetery in York have revealed the first archaeological evidence of gladiatorial combat between a human and a ...
Apr. 23, 2025 — Scientists believe that the motion of Earth's continents through plate tectonics has been largely steady over millions of years. New research, however, suggests this drift can speed up or slow down ...
Apr. 21, 2025 — What roils beneath the Earth's surface may feel a world away, but the activity can help forge land masses that dictate ocean circulation, climate patterns, and even animal activity and evolution. In ...
Latest Headlines
updated 12:56 pm ET
Apr. 28, 2025 — Even under today's climatic conditions, the long-extinct straight-tusked elephant could still live in Europe. This is the conclusion of a recent study. For this finding, the research group combined ...
Apr. 28, 2025 — Scientists have collaborated to analyze the inner workings of Bolivia's 'zombie' volcano, Uturuncu. By combining seismology, physics models and ...
Apr. 23, 2025 — A new study found that some rattlesnakes are producing simpler venoms containing fewer and more focused toxin families than complex venoms -- a surprising discovery that challenges long-held ideas ...
Apr. 23, 2025 — Ancient DNA analysis challenges our understanding of the ancient Phoenician-Punic civilization. An international team of researchers analyzing genome-wide data from 210 ancient individuals has found ...
Apr. 21, 2025 — An international collaboration has published groundbreaking research, shedding light on the most significant increase in complexity in the history of life's evolution on Earth: the origin of the ...
Apr. 18, 2025 — Scientists report adaptive divergence in cryptic color pattern is underlain by two distinct, complex chromosomal rearrangements, where millions of ...
Apr. 18, 2025 — Researchers have demonstrated that intensified environmental variability (EV) can promote the evolution of cooperation through simulation based on ...
Apr. 17, 2025 — Three consecutive years of drought contributed to the 'Barbarian Conspiracy', a pivotal moment in the history of Roman Britain, a new study reveals. ...
Apr. 16, 2025 — A study suggests that Homo sapiens may have benefited from the use of ochre and tailored clothing during a period of increased UV light 41,000 years ...
Apr. 16, 2025 — Researchers examined teeth and skulls of 99 extinct crocodylomorph species and 20 living crocodylian species to reconstruct their dietary ecology and identify characteristics that helped some groups ...