Reference Terms
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Excavation
Excavation is the best-known and most commonly used technique within the science of archaeology.
Note: The above text is excerpted from the Wikipedia article "Excavation", which has been released under the GNU Free Documentation License.
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Fossils & Ruins News
March 30, 2025
Mar. 26, 2025 — A new species of fossil is 444 million years-old with soft insides perfectly preserved. Research 'ultramarathon' saw palaeontologist puzzled by bizarre fossil for 25 ...
Mar. 20, 2025 — Feathers, essential for thermoregulation, flight, and communication in birds, originate from simple appendages known as proto-feathers, which were present in certain dinosaurs.By studying embryonic development of the chicken, researchers from the ...
Mar. 18, 2025 — Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the ...
Mar. 9, 2025 — The megalodon has long been imagined as an enormous great white shark, but new research suggests that perception is all wrong. The study finds the prehistoric hunter had a much longer body -- closer in shape to a lemon shark or even a large ...
Latest Headlines
updated 12:56 pm ET
Mar. 24, 2025 — Biologists have discovered that bombesin, a neurohormone controlling appetite in humans, also regulates feeding in starfish, revealing its ancient evolutionary origin dating back over 500 million ...
Mar. 26, 2025 — Scientists uncovered how whole-genome duplication emerges and remains stable over thousands of generations of evolution in the ...
Mar. 26, 2025 — Major milestone reached in digital Cuneiform studies: Researchers present an innovative tool that offers many new ...
Mar. 27, 2025 — Researchers have created a way to see your family tree as a movie rather than a still portrait by tracing where your ancestors moved across the globe over time. The statistical method can also be ...
Mar. 27, 2025 — Researchers found increased meltwater and rain explain 60% of a decades-long mismatch between predicted and observed temperatures in the ocean around ...
Mar. 26, 2025 — Two specific genes that evolve exclusively in humans jointly influence the development of the cerebrum. Researchers have provided evidence that these genes contribute together to the evolutionary ...
Mar. 26, 2025 — New research sheds light on the earliest days of the earth's formation and potentially calls into question some earlier assumptions in planetary science about the early years of rocky planets. ...
Mar. 18, 2025 — An analysis of a 30,000-year-old fossil vulture from Central Italy has revealed for the first time that volcanic rock can preserve microscopic ...
Mar. 25, 2025 — Life needs sufficient phosphorus. However, the element is scarce, not only today but also at the time of the origin of life. So where was there sufficient phosphorus four billion years ago for life ...
Mar. 25, 2025 — Enzymes originally evolved in high-temperature environments and later adapted to lower temperatures as Earth cooled. Scientists discovered that a key shift in enzyme function occurred over ...