We can run but we can't hide is a popular saying from a rock band in the US. In one sense, it is true, we can run from the truth but eventually the truth will catch up with us, we cannot hide from it.
More and more, there is growing evidence from mainstream science - consciousness as separate from the brain and body. Dr. Sam Parnia, a leading scientist and doctor has been conducting studies over the years on patients who were resuscitated from death. Some of them have stories to tell that cannot be denied. Dr Parnia says "The evidence we have so far is that human consciousness does not become annihilated".
If you are interested to know more on this, please read the entire article in this link.
From a Krishna Conscious perspective and Bhagavad Gita, we have no doubts that consciousness is indeed separate from the physical body and mind. We existed in the past, exist in the present and will exist in the future, of this there is no doubt!