What Happens If You Travel to the Edge of the Universe?
Imagine being able to gaze at the very edge of the observable universe and witness a dazzling array of galaxies. NASA has now made this extraordinary experience possible by releasing an expansive map ...
Thomas Mulligan explains that the observable universe is limited by the particle horizon, a boundary beyond which we cannot ...
What a great question! In fact, this is one of those questions humans will continue to ask until the end of time. That’s because we don’t actually know for sure. But we can try and imagine what the ...