资讯
Earth developed a magnetic field at least four billion years ago, the latest research shows — more than half a billion years earlier than thought. The work, described in the 31 July issue of ...
The magnetic properties of manganese-zinc ferrite can shield the interior of the cylinder from Earth’s magnetic field. The scientists calculated that as this tube was dragged through the planet ...
Experiments suggest that an unusual magnetic material can help harness energy from the planet’s rotation. But not everyone is convinced. Electricity can be generated from the energy of Earth ...
Scientists are reporting unexpected discoveries about Earth's core. The findings include insights into the source of energy driving Earth's magnetic field, factors governing the cooling of the ...
The intriguing possibility arises because Earth’s magnetic field does not rotate with the Earth like a physical object. Instead, it is created at each instant and remains essentially fixed in space.
Scientists convert Earth's magnetic field collapse from 41,000 years ago into chilling audio, revealing ancient cosmic ...
Over the past decade, members of the team have been toying with the idea of generating electricity using the Earth's rotation and its magnetic field, and they even published a paper describing the ...
The Earth's magnetic field is essential for sustaining life, as it shields the planet from cosmic radiation and solar wind. It is generated by the geodynamo effect.
Related: 4 NASA Satellites to Seek Energy Eruptions in Earth's Magnetic Field Scientists call these flurries substorms. In 2017, MMS spotted the trademark magnetic reconnection of a substorm ...
Water may be generated on the moon as the result of high-energy electrons bombarding the lunar surface as it passes through Earth’s magnetic tail.
The Earth's magnetic field is generated within the liquid core of our planet, by the slow churning of molten iron. Like the atmosphere and oceans, the way in which it moves is governed by the laws ...
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