Something Unearthly Could Switch Train Signals From Red to Green
A solar superstorm could cause a rail disaster, scientists warn.
Source: gizmodo.com
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NASA's IXPE Marks Two Years of Groundbreaking X-ray Astronomy
Dec. 9 marks two years since the launch of the Imaging X-ray Polarimetry Explorer (IXPE), a joint NASA-Italian Space Agency mission to study polarized X-ray light – and the geometry and inner workings of the ultra-powerful energy sources from which it emanates.
Source: nasa.gov
Deep within an inhospitable desert, a window to first life on Earth
In Argentina's Puna de Atacama, a parched plateau more than 12,000 feet above sea level, a series of lagoons are home to microbial communities that seem to resemble nothing else alive on Earth today. But time may be running out to study them.
Source: colorado.edu
A super solar storm rocked Earth in 1872; they're more common than you think
Three ‘super’ geomagnetic storms occurred in the past two centuries, revealing these large events are more common than researchers previously thought.
Source: stripes.com
High-Solar Activity Ionospheric Modeling Leveraging Machine Learning - Inside GNSS - Global Navigation Satellite Systems Engineering, Policy, and Design
A comparison against classic models. SHISHIR PRIYADARSHI, WAHYUDIN P. SYAM, ANDRÉS ABELARDO GARCÍA ROQUÉ, ALEJANDRO PÉREZ CONESA, GMV GUILLAUME BUSCARLET, RAÜL ORÚS PÉREZ, MICKAEL DALL’ ORSO, EUROPEAN SPACE AGENCY (ESA) Sun is the source of energy needed to ionize the Earth’s atmosphere, which is an
Source: insidegnss.com