Reference Terms
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Geomagnetic storm
A geomagnetic storm is a temporary disturbance of the Earth's magnetosphere.
Note: The above text is excerpted from the Wikipedia article "Geomagnetic storm", which has been released under the GNU Free Documentation License.
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Space & Time News
January 31, 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 ...
Jan. 29, 2025 — Scientists detected all five nucleobases -- building blocks of DNA and RNA -- in samples returned from asteroid Bennu by NASA's OSIRIS-REx ...
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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Jan. 31, 2025 — Researchers measured very precisely atomic masses of radioactive lanthanum isotopes and found an interesting feature in their nuclear binding energies. The discovery provides essential data for ...
Jan. 31, 2025 — A team of scientists has made the first experimental measurements of laser-induced motions of miniature lightsails in the ...
Jan. 30, 2025 — Researchers have demonstrated a new, unsupervised machine learning approach to find new patterns in the auxiliary channel data of the Laser Interferometer Gravitational-Wave ...
Jan. 29, 2025 — The universe is getting more disordered, entropy is growing -- this is the second law of thermodynamics. But according to quantum theory, entropy should actually stay the same. Scientists took a ...
Jan. 29, 2025 — Researchers found for the first time evidence that even microquasars containing a low-mass star are efficient particle accelerators, which leads to a significant impact on the interpretation of the ...
Jan. 29, 2025 — Scientists found that asteroid Bennu contained a set of salty mineral deposits that formed in an exact sequence when a brine evaporated, leaving clues about the type of water that flowed billions of ...
Jan. 28, 2025 — As humankind imagines living off-planet -- on the moon, Mars and beyond -- the question of how to sustain life revolves around the physical necessities of oxygen, food and water. We know there is ...
Jan. 28, 2025 — The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for decades. Now, researchers think they have a good explanation for a warmer, ...
Jan. 27, 2025 — Astronomers and engineers have developed a specialized system for their radio telescope to rapidly detect mysterious fast radio bursts and other space ...
Jan. 27, 2025 — The dwarf planet is a bizarre, cryovolcanic world. However, the organic deposits discovered on its surface so far are unlikely to originate from its interior. The organic material found in a few ...