Observable universe

Is Chess A Solved Game

Is chess considered a solved game? Chess is a zero-sum game of limited decisions. The number of possible moves at … More

Is The Universe Infinite

Can the universe be infinite? The observable universe is finite in that it hasn’t existed forever. It extends 46 billion … More

What Is The Biggest Galaxy

What is the biggest galaxy in the whole universe? The biggest known galaxy, first described in a 1990 study from … More

Does Outer Space End

Does the space have an end? Scientists now consider it unlikely the universe has an end – a region where … More