Astronomers have discovered a vast, dense cluster of massive galaxies just 1 billion years after the Big Bang, each forming ...

Researchers suggest that the collapse of these stars could seed supermassive black holes and influence the unusual appearance of early galaxies.

Dallas Stars center Tyler Seguin (91) celebrates after scoring during the first period in Game 1 of the NHL Western Conference finals as Edmonton Oilers defenseman John Klingberg (36) skates away on ...