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Tag Archives: earth39s

Comet provides new clues to the origins of the Earth's oceans

The mystery why the earth has so much water and allows our "blue" Marble "to support an amazing variety of life is clearer with new Exploration of comets. Comets are like snowballs of stone, dust, ice and more frozen chemicals that evaporate as they approach the sun, and the Tails seen in pictures. A new study shows that the Water …

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Researchers found Earth's oldest meteorite collection in the world's driest desert

Chile's Atacama Desert is the world's driest and oldest desert. It is also home to one of the planet's oldest meteorite collections. Credit: Jérôme Gattacceca (CEREGE). Meteorites are nearly always falling to the ground, and their ancient remains are found everywhere, from King Tut's grave to some Guy Farm in Edmore, Michigan. However, to best understand where these space rocks …

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Why do not we use the Earth's magnetic energy to generate electricity?

Curious Kids is a series for children. If you have a question that an expert should answer, send it to curiouskids@theconversation.edu.au. You may also like the Podcast Imagine This, a co-production of ABC KIDS listen and The Conversation, based on Curious Kids. Why do not we use the magnetic energy of the earth to generate electricity? – 5th grade students …

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The Earth's moon is shrinking and shaking according to the study

NEW YORK (CNN) – The moon slowly shrinks over time, resulting in wrinkles in its crust and moonquakes, according to photos taken by NASA's Lunar Reconnaissance Orbiter. Unlike Earth, the Moon has no tectonic effect plates. While the interior of the moon has cooled in the last hundred million years, it has instead caused the surface to fold as it …

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This NASA spacecraft will crash into an asteroid to test Earth's defense against space rock

NASA's first planetary defense mission will be launched in June 2021 to ensure that all parts are present for the spacecraft to successfully strike the small "moon" of a binary asteroid. [19659002] This mission, named Double Asteroid Redirection Test (DART) will culminate in October 2022 with the eagerly awaited impact on Didymos' binary asteroid. But the mission staff have a …

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The Earth's moon is shrinking and shaking according to the study

Unlike the earth, the moon has no tectonic plates. While the interior of the moon has cooled in the last hundred million years, it has instead caused the surface to fold as it shrinks. Unlike the flexible shell of a grape, when it shrinks to a raisin, the brittle crust of the moon breaks. This results in stairs that are …

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Half of Earth's water could come from ancient asteroid collisions

Itokawa was the first asteroid that we were content with a boulder to fathom the secrets of the ancient solar system. JAXA / NASA / JPL The idea of an asteroid striking the earth is often positioned as a catastrophic event that would decimate all life on earth. However, many scientists believe that asteroids can also help to make life …

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Oumuamua may not have been Earth's first interstellar visitor

Receive the Mach newsletter. SUBSCRIBE 24. April 2019, 8:31 am UTC To Jason Davis Maybe & # 39; Oumuamua was not the first visitor to another star system after all. When the mysterious, stadium-sized object passed by our sun in 2017 before it disappeared, the scientists believed that they were watching a rare event. However, a recent work suggests that …

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The planetary mercury has a solid inner nucleus about the size of Earth's

Mercury surface Photo: MESSENGER A new analysis has shown that mercury, like Earth, has a solid inner nucleus. And the core of Mercury is about the size of our planet. I'm biased here, but Mercury is an incredible, mysterious planet that continues to deliver exciting results for scientists. Most intriguing is that the movement deep into the planet, just like …

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