If we took a journey from Earth's surface to the center, the midway point is roughly at 1900 km depth in the lower mantle. The lower mantle ranges from 660 to 2900 km depth and occupies 55% of our planet by volume. The chemical ...
Earth Sciences
May 22, 2020
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11
Each year, hundreds of meteorites—rocky bodies left over from the formation of the solar system—bombard Earth, delivering minerals, metals and water to our planet. Analyzing the crevices and mineral-rich deposits inside ...
Planetary Sciences
Nov 3, 2022
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215
World leaders are under pressure to conclude years of talks on an agreement to protect open oceans that help sustain life on Earth, cover almost half the planet and currently fall under no country's laws.
Environment
Feb 9, 2022
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14
A sphere and a cube can be deformed into one another without cuts or stitches. A mug and a glass cannot because, to deform the first into the second, the handle needs to be broken. Topology is the branch of mathematics that ...
General Physics
Nov 13, 2020
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15
Deep-sea mining in international waters could begin in two years—but researchers say this is unnecessary and could cause irreversible damage to marine ecosystems.
Ecology
Jul 29, 2021
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15
Minerals that make up rocks and soils are thrown out of equilibrium when the chemistry of their surroundings changes. Shifts in pH or the concentration of ions in water make minerals dissolve, grow, or react in other ways. ...
Materials Science
Dec 18, 2017
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43
A new technique is being developed to detect water in the protoplanetary disks of other solar systems. If successful, it would help in our understanding of how habitable planets form.
Astronomy
Feb 18, 2010
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0
CSIRO research has shown that some mining by-products can be effective in preventing nutrients from entering river systems, thereby reducing the potential for algal blooms.
Environment
Jan 31, 2011
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0
A clay mineral known as smectite could hold a substantial portion of the water missing from Mars, according to new research from Binghamton University, State University of New York.
Space Exploration
Dec 14, 2021
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50
Water is a vital resource on which many industries rely and which should be used more sparingly. An example is the beneficiation of mineral ores. Taking the raw material fluorite as their example, researchers at Helmholtz ...
Environment
Mar 29, 2019
0
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