Audacious , 2 days ago I think this is part of it. If the speed of light is the speed limit of matter, it would be very difficult to travel anywhere within reasonable amount of time considering norminal life spans of even the longest living things on Earth.
I think this is part of it. If the speed of light is the speed limit of matter, it would be very difficult to travel anywhere within reasonable amount of time considering norminal life spans of even the longest living things on Earth.