Reference Terms
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Crust (geology)
In geology, a crust is the outermost layer of a planet.
Note: The above text is excerpted from the Wikipedia article "Crust (geology)", which has been released under the GNU Free Documentation License.
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Earth & Climate News
April 25, 2025
Apr. 24, 2025 — Female bonobos team up to suppress male aggression against them -- the first evidence of animals deploying this strategy. In 85% of observed coalitions, females collectively targeted males, forcing ...
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 ...
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 ago, during the Laschamps ...
Latest Headlines
updated 12:56 pm ET
Apr. 25, 2025 — A new study has found worrying signs that climate change may be undermining the capacity of Arctic fjords to serve as effective carbon sinks. The ...
Apr. 24, 2025 — In examining how different countries have rolled out climate change mitigation strategies, research has found reasons to be optimistic about preserving our environment while promoting prosperity and ...
Apr. 24, 2025 — A study describes a new method of recycling silicone waste (caulk, sealants, gels, adhesives, cosmetics, etc.). It has the potential to significantly ...
Apr. 24, 2025 — Once thought resistant to invasion, California's deserts are losing native plants to aggressive weedy species like Saharan mustard. New research shows its spread is disrupting biodiversity and ...
Apr. 24, 2025 — High-starch algae are important in biofuel production, as a feed supplement in agriculture and as an efficient way to bind carbon dioxide. ...
Apr. 24, 2025 — Could the seismic signal of an underground nuclear test explosion be 'hidden' by the signal generated by a natural ...
Apr. 24, 2025 — When bottom trawls are dragged across the seafloor, they stir up sediments. This not only releases previously stored organic carbon, but also intensifies the oxidation of pyrite, a mineral present in ...
Apr. 24, 2025 — Scientists developed a machine-learning tool that can teach itself, with minimal external guidance, to differentiate between aerial images of flowering and nonflowering grasses -- an advance that ...
Apr. 24, 2025 — A new study finds that presenting the same continuous climate data, such as incremental changes in temperature, in binary form -- such as whether a lake did or did not freeze in the winter -- ...
Apr. 23, 2025 — A new study has revealed that an incentive program increased live releases of endangered species caught as bycatch. However, unexpectedly, the ...