Earth

A Chinese probe carrying samples from the far side of the Moon is expected to return to Earth on Tuesday, capping a technically complex 53-day mission heralded as a world first. Beijing has not disclosed the spacecraft’s estimated…
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Earth’s magnetic field protects life from harmful cosmic radiation. But sometime between about 590 million and 565 million years ago, that security blanket seems to have been much thinner — with far-reaching effects for the development of…
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Seismologists have recognized since the 1970s that two mysterious continent-sized blobs reside in the deepest part of Earth’s mantle, one under Africa and the other under the South Pacific region. These blobs, denser than the material…
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Though their origin remains a mystery to scientists, huge strewn fields of tektites have been found in widely separated areas of the world…. Microtektites have now been found in the Caribbean, and the characteristics of these newly found…
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The Saudi Ministry of Education has approved the teaching of the book on ‘earth and space sciences’ as part of the curricula of the secondary tracks system, starting from the next academic year 1445, corresponding to 2023-24. The…
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Two Saudi astronauts safely returned to Earth on Wednesday, after spending eight days on the International Space Station. Rayyanah Barnawi and Ali Al Qarni made history as the first Saudi astronauts to go on a mission to the orbiting…
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An experimental Chinese spacecraft returned to Earth on Monday after staying in orbit for 276 days, China’s state media reported, completing a landmark mission to test the country’s reusable space technologies. The unscrewed spacecraft…
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An experimental Chinese spacecraft returned to Earth on Monday after staying in orbit for 276 days, China’s state media reported, completing a landmark mission to test the country’s reusable space technologies. The uncrewed spacecraft…
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A large asteroid will safely zoom between Earth and the Moon on Saturday, a once-in-a-decade event that will be used as a training exercise for planetary defense efforts, according to the European Space Agency. The asteroid, named 2023…
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The oceans of the world may be gradually shrinking, leaking slowly away into the Earth’s mantle…. Although the oceans are constantly being slowly augmented by water carried up from Earth’s interior by volcanic activity … some process such…
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