Reference Terms
from Wikipedia, the free encyclopedia
Jurassic
The Jurassic period is a major unit of the geologic timescale that extends from about 200 Ma (million years ago) at the end of the Triassic to 146 Ma at the beginning of the Cretaceous.
Note: The above text is excerpted from the Wikipedia article "Jurassic", which has been released under the GNU Free Documentation License.
Related Stories
1
2
Fossils & Ruins News
December 16, 2024
Dec. 16, 2024 — Analysis of the remains of at least 37 individuals from Early Bronze Age England finds they were killed, butchered, and probably consumed before being thrown down a 15m-deep shaft. It is the largest-scale example of interpersonal violence from ...
Dec. 12, 2024 — Neanderthal genes make up 1-2% of the genomes of non-Africans. Scientists analyzed the lengths of regions of Neanderthal DNA in 58 ancient Eurasian genomes of early modern humans and determined that the introgressed genes result from interbreeding ...
Dec. 12, 2024 — Few genomes have been sequenced from early modern humans, who first arrived in Europe when the region was already inhabited by Neanderthals. An international team has now sequenced the oldest modern human genomes to date. The genomes were recovered ...
Dec. 9, 2024 — A cave in Galilee, Israel, has yielded evidence for ritualistic gathering 35,000 years ago, the earliest on the Asian ...
Latest Headlines
updated 12:56 pm ET
Dec. 12, 2024 — Researchers have uncovered in anglerfish a specialized motor neuron population for the first dorsal fin used for 'fishing'. When the first dorsal fin ...
Dec. 13, 2024 — Glaciologists used sound waves to reveal Ice Age landforms buried beneath almost 1 km of mud in the North Sea. The results suggest that the landforms were produced about 1 million years ago, when an ...
Dec. 12, 2024 — Nearly all living organisms use the same genetic code, a complicated mechanism by which genetic information is translated into proteins, the building blocks of life. A new study suggests conventional ...
Dec. 12, 2024 — A new study has mapped 35 years of river changes on a global scale. The work has revealed significant effects on both downstream (44% decrease in ...
Dec. 11, 2024 — A new study sheds light on the lives of people who lived over 5,600 years ago near Kosenivka, Ukraine. Researchers present the first detailed ...
Dec. 11, 2024 — A new study estimates that more than 9000 insects and other native invertebrates have become extinct in Australia since European arrival in 1788 and between 1-3 additional species become extinct ...
Dec. 11, 2024 — A groundbreaking study has shed light on how lizards and snakes -- the most diverse group of land vertebrates with nearly 12,000 species -- have evolved remarkably varied jaw shapes, driving their ...
Dec. 11, 2024 — How can we explain the morphological diversity of living organisms? Although genetics is the answer that typically springs to mind, it is not the only explanation. By combining observations of ...
Dec. 10, 2024 — Geoscientists have created a new climate record for early Antarctic ice ages. It reveals that the early Antarctic ice sheet melted more rapidly than previously ...
Dec. 9, 2024 — The Dutch East India Company ship, the Zuytdorp, likely crashed into the shore of Western Australia due to a storm and not bad navigation, new research has found. Archaeologists analyzed ship logs, ...