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May 2, 2024 · The Earth sciences are the fields of study concerned with the solid Earth, its waters, and the air that envelops it. Included are the geologic, hydrologic, and atmospheric sciences. Their broad aim is to understand Earth’s present features and past evolution and to use this knowledge to benefit humankind.
- The Origin of The Nile
Earth sciences - Nile Origin, Geology, Hydrology: Of all the...
- Evaporation From The Sea
Earth sciences - Evaporation, Oceans, Climate: The question...
- The Theory of Plate Tectonics
The theory of plate tectonics. Plate tectonics has...
- Radiometric Dating
Earth sciences - Radiometric Dating: In 1905, shortly after...
- Prehistoric, Origins, Geology
Origins in prehistoric times. The origins of the Earth...
- Hydrologic Sciences
hydrologic sciences, the fields of study concerned with the...
- The Origin of The Nile
May 13, 2024 · The exosphere is the outermost layer of the Earth’s atmosphere, where most satellites orbit. The exosphere denotes the end of our atmosphere and the beginning of outer space, though there is not a definitive top altitude where the exosphere ends. “It’s kind of like the air molecules are leaking out of the Earth’s atmosphere,” said Ueyama.
Apr 25, 2024 · SMITHSONIAN BOOKS. Where Is Everybody in Our Universe? Two physicists contemplate life on other planets in this excerpt from “Exoplanets” Michael Summers and James Trefil. April 25, 2024.
May 2, 2024 · For Earth scientists, these are important questions as we try to improve projections to prepare communities for hazardous events in the future. We rely on instrumental...
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2 days ago · Evidence of common descent of living organisms has been discovered by scientists researching in a variety of disciplines over many decades, demonstrating that all life on Earth comes from a single ancestor.
4 days ago · Scientists have pointed out the danger of so-called “ shifting baselines ” – the widespread tendency to assume that the current depleted state of nature is how things have always been....
6 days ago · Discovery Alert: An Earth-sized World and Its Ultra-cool Star. An artist’s concept of the exoplanet SPECULOOS-3 b orbiting its red dwarf star. The planet is as big around as Earth, while its star is slightly bigger than Jupiter – but much more massive. Our galaxy is a jewel box of red stars. More than 70% of the stars in the Milky Way are M ...