#473 How many dimensions are there?
How many dimensions are there? There are either 4, 10, 11, or infinite dimensions, depending on what theory you read. What is a dimension? A dimension is the minimum number…
How many dimensions are there? There are either 4, 10, 11, or infinite dimensions, depending on what theory you read. What is a dimension? A dimension is the minimum number…
Where does space end? There is no way of knowing, but there is a horizon 46 billion light years away that we can’t see past. There are five different possibilities.…
I learned this today. There are two ways to work out the age of the universe. The first is to calculate the age of the oldest stars. The second way…