When we go backwards in time through the history of the cosmos, the distances and volumes shrink, while the average energy ...

When the two neutron stars collide, the initial kilonova of exploded neutron star guts is extremely hot, billions of degrees, ...

During cosmic inflation, the Universe expanded by a factor of 10²⁶, whereafter it slowed to a relative crawl. If you think about the Big Bang as an explosion, this tiny interval is when the ...

Scientists have detected evidence of a colossal explosion in space - five times bigger than ... So that's incomprehensibly big. Huge." Scientists had long thought there was something strange ...

Over the last century or so, science has homed in on an answer: the Big Bang. This describes how the Universe was born in a cataclysmic explosion almost 14 billion years ago. In a tiny fraction of ...