What We Learned From a Dead Star Erupting With The Fire And Fury of 100,000 Suns

In a nearby galaxy, a rare kind of dead star erupted into a giant outburst. This in itself may not be so peculiar; but, for the first time, changes in its brightness during this event have been documented in detail, giving scientists a window into understanding the processes that produce these colossal flares.   The … Read more

Tsunamis’ Magnetic Fields Can Be Detected Before Sea Levels Change

Seconds count when it comes to tsunami alerts, and scientists may have found a warning sign that can be detected even earlier than sea level rises: the magnetic fields created by these gigantic rushes of waves.   Even though the difference might only be a minute or two, that can save lives. Magnetic field data … Read more

NASA Releases Ghostly Sounds Recorded at Ganymede by The Juno Probe

In another context, Jupiter‘s moon Ganymede might have been a planet. As the largest moon in our Solar System, it’s one of the most intriguing locations in the neighborhood. Which is great, because it just so happens that Jupiter probe Juno is in the vicinity. Now, it’s sent back some curious noises.    On 7 June … Read more

Earth’s Tilted Magnetic Field 41,000 Years Ago Pushed The Auroras to Unexpected Places

If you want to be dazzled by a spectacular northern lights display, your best bet is to skywatch near the North Pole. But that wasn’t the case 41,000 years ago, when a disruption of Earth’s magnetic field sent auroras wandering toward the equator.   During this geomagnetic disturbance, known as the Laschamp event or the Laschamp excursion, … Read more

The Deepest Images Yet of The Galactic Center Reveal a Beautiful Cosmic Dance

In the heart of the Milky Way, stars tread a complex measure. Bound by the gravitational field of the supermassive black hole in the galactic center, Sagittarius A*, a group of stars known as S-stars swoop on wild, years-long orbits. These orbits were recently studied to measure Sgr A*, a result that won the scientists … Read more

Cambo oil field: Do paused extraction plans mark the end of North Sea drilling?

Investors have pulled out of a project to drill the Cambo oil field in the North Sea. Does this mark the end of new oil and gas extraction in the region? Environment | Analysis 10 December 2021 By Adam Vaughan Greenpeace Norway activists in kayaks campaigning to stop drilling in the Cambo oil field www.espenmills.no … Read more