A study published this week in an astronomical journal suggests our universe could be 26.7 billion years old, or about twice as old as we thought.
A study published this week in an astronomical journal suggests our universe could be 26.7 billion years old, or about twice as old as we thought.
Where is everybody? by Stephen Webb is a great read on the topic. It explains 50 solutions, some serious and others not so, to the Fermi paradox. My favourite is that the aliens are already here, and we just call them Hungarians.