Giant black hole seen flickering on and off after galaxy snack
9 October 2017
Active Galactic Nuclei occur when a black hole devours a cloud of gas and dust and shines really brightly. Now one has been seen doing it twice
-
Subject
-
Section
-
Type
-
Topics
-
Author
-
Issue
-
Premium
Half the universe’s missing matter has just been finally found
9 October 2017
About half the normal matter in our universe had never been observed – until now. Two teams have finally seen it by combining millions of faint images into one
Lunar volcanoes and lava lakes gave the early moon an atmosphere
6 October 2017
The same volcanic eruptions that made the dark patches we can see on the moon spewed out enough hot gas to create an atmosphere billions of years ago
The sun's energy could speed up dark matter so we can detect it
5 October 2017
If dark matter is made of ultra-light particles with very little energy, one way to find them is to catch them after they ricochet off the sun
