Precise solar observations fed millions in ancient Mexico
Without clocks or modern tools, ancient Mexicans watched the sun to maintain a farming calendar that precisely tracked seasons and even adjusted for leap years.
Without clocks or modern tools, ancient Mexicans watched the sun to maintain a farming calendar that precisely tracked seasons and even adjusted for leap years.
Archaeology
Dec 12, 2022
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330
Studying an atomic clock on-board a spacecraft inside the orbit of Mercury and very near to the sun might be the trick to uncovering the nature of dark matter, suggests a new study published in Nature Astronomy.
Astronomy
Dec 5, 2022
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Researchers in the Center for Photochemical Sciences at Bowling Green State University have developed a coating system that shows promise in preserving historical monuments—and possibly much more.
Polymers
Nov 30, 2022
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7
Two astrophysicists at the Harvard-Smithsonian Center for Astrophysics have suggested a way to observe what could be the second-closest supermassive black hole to Earth: a behemoth 3 million times the mass of the Sun, hosted ...
Astronomy
Nov 28, 2022
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294
The Sun is much more than just a source of light for Earth—it's a dynamic and complex star, with storms, flares, and movement causing it to change constantly. Magnetic fields govern most of the solar activity we can observe ...
Astronomy
Nov 22, 2022
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288
Researchers of the University of Malaga (UMA) and the University of Jaen (UJA) have discovered Egypt's oldest tomb oriented to the winter solstice. Located in the necropolis of Qubbet el-Hawa (Aswan), it is precisely oriented ...
Archaeology
Nov 18, 2022
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280
What will happen to our sun?
Astronomy
Nov 16, 2022
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36
Solar Orbiter has spotted a "tube" of cooler atmospheric gases snaking its way through the sun's magnetic field. The observation provides an intriguing new addition to the zoo of features revealed by the ESA-led Solar Orbiter ...
Astronomy
Nov 14, 2022
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20
Black holes are the most extreme objects in the universe. Supermassive versions of these unimaginably dense objects likely reside at the centers of all large galaxies. Stellar-mass black holes—which weigh approximately ...
Astronomy
Nov 4, 2022
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930
A new study from the University of Central Florida has found strong support that the outgassing of molecules from comets could be the result of the composition from the beginning of our solar system.
Planetary Sciences
Nov 4, 2022
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495