Researchers have for the first time explained a long standing mystery: why surges of star formation (so called `starbursts`) take place when galaxies collide.
A new study has tried to find out how there are far fewer galaxies at the most massive end of the galactic scale than expected, which scientists have long sought to explain.
Bursts of star birth have a significantly greater effect on their host galaxy than previously thought, according to a new study.
Day in Pics: 7th May
Showbiz World - May 7, 2015
62nd National Film Awards