What and where are extra dimensions?
It is widely believed that we live in a four-dimensional world comprised of length, width, height, and time. But the mathematics of...
What and where are extra dimensions?
The paradox of time travel, answered!
Why parallel universe exists
Why is there anything instead of nothing?
Are we living in a simulation?
Does anything even exist?
The fate of the universe
What is time? Does it even exist?