Italian all-sky imager tracks auroral red arcs over Europe

During geomagnetic storms, stable auroral red (SAR) arcs reach down from polar latitudes, their faint glow stretching equatorward of the traditional auroral oval. Invisible to the naked eye, SAR arcs are an upper atmospheric ...

Astronomers measure the heartbeat of spinning stars

An international team of scientist have used the MeerKAT radio telescope to observe the pulsing heartbeat of the universe as neutron stars are born and form swirling lightning storms which last for millions of years.

Solar fleet peers into coronal cavities

(Phys.org)—The sun's atmosphere dances. Giant columns of solar material – made of gas so hot that many of the electrons have been scorched off the atoms, turning it into a form of magnetized matter we call plasma – ...

Elusive antiaromatic molecule produced in a lab for the first time

A problem that has puzzled the scientific community for more than 50 years has finally been solved by researchers from the University of Hawaiʻi at Mānoa, Florida International University and Ruhr University Bochum (Germany).

Cellphone jamming raises transit users' ire

Silencing the loudmouth cellphone user across the aisle is surely a common fantasy among transit riders. But how often do they fulfill their wish and become peace-and-quiet vigilantes - despite decades-old laws against blocking ...

NASA laser communications mission passes major review milestone

(Phys.org)—NASA's Laser Communications Relay Demonstration (LCRD) mission has successfully completed a Mission Concept Review, a major evaluation milestone of the engineering plan to execute the build and launch of a space ...

US launches effort to ease 'spectrum crunch'

US regulators voted Friday to begin a process to reallocate some of the broadcast spectrum to meet surging demand from smartphones, tablets and other devices that use the wireless Internet.

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