A "cannibal" coronal mass ejection birthed from multiple solar storms, including a surprise "dark eruption," is currently on a collision course with Earth and could trigger a sizable geomagnetic storm ...

Add Yahoo as a preferred source to see more of our stories on Google. A triangular hole appeared in the sun earlier this week. Solar winds from it could hit Earth by Friday.Insider Two huge coronal ...

Your browser does not support the video element. A giant, black region of the sun — called a coronal hole — was spotted on Monday by NASA's Solar Dynamics ...

Earth will be struck today by a coronal mass ejection from a huge solar flare that erupted from the sun on New Year's Eve. The New Year's Eve flare created a CME, a huge bubble of plasma from a region ...

A dark gap in the sun’s atmosphere is sending a fast stream of charged particles toward Earth, and the result could be ...

The sun has developed a massive “hole” 20 times larger than Earth, marking the second such occurrence in a week. The coronal hole is unleashing solar winds of 2.9 million km/h toward Earth, which will ...

Artist's depiction of a coronal mass ejection from EK Draconis. The hotter and faster ejection is shown in blue, while the cooler and slower ejection is shown in red. Scientists believe that when the ...

Astronomers captured an image of a gigantic coronal hole hovering over the sun's north pole on July 18, 2013, at 9:06 a.m. EDT. Coronal holes are dark, low density regions of the sun's outermost ...

Many coronal loops -- ropey strands of plasma that scientists have long thought existed in the sun's atmosphere -- may actually be optical illusions, according to a new paper that challenges ...

There are several options for the management of patients with urinary tract calculi. The clinician's choice between conservative therapy, ureteroscopy, percutaneous nephrolithotomy and extracorporeal ...