Reference Terms
from Wikipedia, the free encyclopedia
Earth's magnetic field
Earth's magnetic field (and the surface magnetic field) is approximately a magnetic dipole, with one pole near the geographic north pole and the other near the geographic south pole.
Note: The above text is excerpted from the Wikipedia article "Earth's magnetic field", which has been released under the GNU Free Documentation License.
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Space & Time News
February 5, 2025
Jan. 29, 2025 — New research has combined cosmological data from two major surveys of the universe's evolutionary history and found hints that it may be less clumpy at certain points than previously thought. Their findings suggest that the universe may have become ...
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Jan. 28, 2025 — Scientists developed advanced dating methods to track geological changes on the far side of the moon and found evidence of relatively recent ...
Jan. 28, 2025 — Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered! At the same time, exoplanetologists have begun to take an interest in their ...
Latest Headlines
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Feb. 5, 2025 — Astronomers have succeeded in observing the magnetic field around a young star where planets are thought to be forming. The team was able to use dust to measure the three-dimensional structure ...
By Studying Neutron 'Starquakes', Scientists Hope to Transform Their Understanding of Nuclear Matter
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Feb. 5, 2025 — A new climate modeling study presents a new scenario of how climate and life on our planet would change in response to a potential future strike of a medium-sized (~500 m) ...
Feb. 5, 2025 — There's a 26 per cent annual chance that space rocket junk will re-enter the atmosphere and pass through a busy flight area, according to a recent study. While the chance of debris hitting an ...
Feb. 4, 2025 — A research team presents an AI assessor for Hall-effect ion thrusters, the engines of satellites and space ...
Feb. 4, 2025 — Physicists have performed a groundbreaking simulation they say sheds new light on an elusive phenomenon that could determine the ultimate fate of the ...
Feb. 4, 2025 — An international team of scientists have modelled formation and evolution of strongest magnetic fields in the ...
Feb. 4, 2025 — Using data from the European Space Agency's Gaia mission, scientists have found a huge exoplanet and a brown dwarf. This is the first time a planet has been uniquely discovered by Gaia's ability to ...
Feb. 4, 2025 — NASA's Hubble Space Telescope has captured a cosmic bullseye! The gargantuan galaxy LEDA 1313424 is rippling with nine star-filled rings after an 'arrow' -- a far smaller blue dwarf galaxy -- shot ...
Feb. 3, 2025 — Scientist have concluded water did not arrive as early during Earth's formation as previously thought, an insight that bears directly on the question of when life originated on the planet. The ...