Reference Terms
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Global Positioning System
The Global Positioning System, usually called GPS, is the Earth's only fully-functional satellite navigation system.
Note: The above text is excerpted from the Wikipedia article "Global Positioning System", which has been released under the GNU Free Documentation License.
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Earth & Climate 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. 11, 2024 — A new study shows that long-term exposure to air pollution contributes to millions of deaths in India. The research emphasizes the need for stricter air quality regulations in the ...
Dec. 12, 2024 — Colony surveys of common murres, an Alaskan seabird, show the full effects of the 2014-16 marine heat wave known as 'the blob.' Analysis of 13 colonies surveyed between 2008 and 2022 finds that ...
Dec. 12, 2024 — Stars similar to the Sun produce a gigantic outburst of radiation on average about once every hundred years per star. Such superflares release more energy than a trillion hydrogen bombs and make all previously recorded solar flares pale in ...
Latest Headlines
updated 12:56 pm ET
Dec. 16, 2024 — A new study reveals corals must be within only a few meters of each other to successfully reproduce, leaving them vulnerable in a warming ...
Dec. 16, 2024 — When and where to plant tree seedlings to restore forests after wildfires has a lot to do with shrubs, finds a new ...
Dec. 16, 2024 — New research has uncovered a potential unintended consequence of the electric vehicle transition in India and China, finding that sulfur dioxide ...
Dec. 16, 2024 — A new study shows that more than half of the weedy rice sampled in the rice-growing region of the southeastern U.S. has become herbicide ...
Dec. 16, 2024 — Researchers have found that marine animals across mammals, birds and reptiles swim at similar relative depths when traveling and not feeding to save ...
Dec. 11, 2024 — Researchers have designed a new compound to remove nitrogen oxides, which constitutes a step towards the development of a system to purify the air ...
Dec. 16, 2024 — Scientists have developed a 3D concrete printing method that captures carbon, demonstrating a new pathway to reduce the environmental impact of the construction ...
Dec. 16, 2024 — How does the Earth generate its magnetic field? While the basic mechanisms seem to be understood, many details remain unresolved. A team of researchers has introduced a simulation method that ...
Dec. 16, 2024 — How can we ensure that as many households as possible adopt not only solar panels, but also their own battery to store solar energy, a heat pump, and ...
Dec. 16, 2024 — When one tectonic plate sinks beneath another, it generates magmas rich in volatiles such as water, sulphur and chlorine. As these magmas ascend, they release magmatic fluids, in which sulphur and ...