Bright auroras, with dancing lights in the sky, characterize the clear winter nights of northern Canada. Longer nights during the fall and winter also favor seeing more auroras, but the show is best outside of light-polluted ...
Astronomy
Dec 29, 2023
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132
Though Saturn's unusual-looking "cup handle" features were first noted by Galileo in 1610, it would be another 45 years before they were described by Christiaan Huygens as a disk surrounding Saturn. Subsequently, ground-based ...
Astronomy
Dec 21, 2023
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4
In December 2022, NASA's MAVEN (Mars Atmosphere and Volatile EvolutioN) mission observed the dramatic and unexpected "disappearance" of a stream of charged particles constantly emanating off the sun, known as the solar wind. ...
Astronomy
Dec 11, 2023
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64
With an energy-hungry economy, an historic reliance on coal and vast manufacturing enterprises, China is the world's single largest emitter, accounting for 27% of the world's carbon dioxide and a third of all greenhouse gas ...
Earth Sciences
Dec 11, 2023
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14
The world may cross the crucial 1.5C global warming threshold in seven years as fossil fuel CO2 emissions continue to rise, scientists warned Tuesday, urging countries at the COP28 talks to "act now" on coal, oil and gas ...
Environment
Dec 5, 2023
31
150
Headlines across the world this year focused on fires, including both wildfires and the use of military firepower, in various places.
Environment
Dec 1, 2023
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5
A new study develops a theory of how magnetic switchbacks are formed around the sun. This quantitative model can be used to predict magnetic field variations and potentially explain the heating and acceleration of the solar ...
Astronomy
Nov 30, 2023
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133
Density turbulence in the solar corona and solar wind is evident via the properties of solar radio bursts; angular scattering-broadening of extra-solar radio sources observed through the solar atmosphere, and can be measured ...
Astronomy
Nov 30, 2023
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29
The Earth's magnetic field plays a big role in protecting people from hazardous radiation and geomagnetic activity that could affect satellite communication and the operation of power grids. And it moves.
Planetary Sciences
Nov 28, 2023
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47
A map created by the Debt Observatory in Globalization in collaboration with the EJAtlas of Institute of Environmental Science and Technology of the Universitat Autònoma de Barcelona (ICTA-UAB), the Institute for Policy ...
Earth Sciences
Nov 27, 2023
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