greeney2 wrote:Why is it man is so driven to find the end of the universe, but seems to care less about the one place we live in? Our Earth! The matter that matters the most is what we can touch right here. Seems rather ludicrous we search for life in other galaxies, and do nothing about the lives going extinct on this planet everyday.
at1with0 wrote:How do we know that the amount of matter in the universe is finite if we've only had a finite amount of time to observe it?