Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

Physicists and astronomers have studied gamma rays caused by the Sagittarius Dwarf, a small neighboring galaxy of our Milky Way. They showed that all the observed gamma radiation can be explained by ...

A small satellite galaxy (green globe on the bottom left) of the Milky Way – called Sagittarius – has been observed from Earth through giant lobes of gamma radiation (aka the Fermi bubbles, purple ...

For as long as people have watched storms roll across the sky, lightning has inspired awe and fear. You can see the flash and hear the thunder, but the true beginning of a lightning bolt has remained ...

The collision of two lightning-bolts-in-the-making spawned an exceedingly brief but extremely energetic flash of gamma rays. This first-of-its-kind observation may help explain an origin of some of ...

Scientists have detected a dramatic excess of gamma rays pouring out from the Sun, which represent the highest-energy light emissions ever detected from Earth’s star. “The sun is more surprising than ...

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Nearby galaxies undergoing a furious pace of star formation also emit lots of gamma rays, say astronomers using NASA’s Fermi Gamma-ray Space Telescope. Two so-called “starburst” galaxies, plus a ...

"They allow us to see back to the earliest times that stars existed." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists may be a step ...