Roberto is the hardest character to get in Megabonk, but his ability is worth the effort - here's how to unlock him.

AUSTIN (KXAN) — A star’s fleeting final moments are something to behold. As it dies, it collapses in on itself before exploding with such intensity that it produces more light than the entire galaxy ...

Astronomers using data from the Very Large Telescope (VLT) have revealed that the initial "breakout" phase of a supernova is elongated, not perfectly spherical. When you purchase through links on our ...