Universe
If we have difficulty defining ‘life’ on earth, how will we identify it on other planets?
What does it mean to be alive? Science, shockingly, still doesn’t have a consensus. For example, is it fair to ...
Boltzmann brain: You may be living in your own simulated reality
The paradox of the Boltzmann Brain can really pull the rug from under you if you follow it to all ...
In the search for aliens, we need ‘a robust definition’ of life
Even though we still struggle with finding a satisfactory definition of life, that doesn’t mean that we can’t think about ways that ...
