Origin of 'theta aurora'—long-standing space mystery—revealed

Auroras are the most visible manifestation of the sun's effect on Earth, but many aspects of these spectacular displays are still poorly understood. Thanks to the joint European Space Agency and NASA's Cluster mission combined ...

The science behind northern lights

(Phys.org)—Northern night skies have recently been alive with light. Those shimmering curtains get their start about 93 million miles away, on the sun.

Solar variability and terrestrial climate

(Phys.org)—In the galactic scheme of things, the Sun is a remarkably constant star. While some stars exhibit dramatic pulsations, wildly yo-yoing in size and brightness, and sometimes even exploding, the luminosity of ...

Making industrial plasma safer

(Phys.org) —EPFL scientists have uncovered the physics behind the formation of plasmoids – funnel-like, high-energy plasmas that can severely damage industrial plasma reactors, causing millions in repairs and lost productivity ...

Signs of ideal surfing conditions spotted in ocean of solar wind

(PhysOrg.com) -- Researchers at the University of Warwick have found what could be the signal of ideal wave "surfing" conditions for individual particles within the massive turbulent ocean of the solar wind. The discovery ...

Geomagnetic data reveal unusual nature of recent solar minimum

Since the mid-1800s, scientists have been systematically measuring changes in the Earth's magnetic field and the occurrence of geomagnetic activity. Such long- term investigation has uncovered a number of cyclical changes, ...

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