Scientists Respond to Stephen Hawking’s Alien Warning

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Famed physicist Stephen Hawking

Famed physicist Stephen Hawking set off chatter in late April when he posited the existence of intelligent aliens on his new TV series, “Into the Universe with Stephen Hawking” — adding that it would be best for human beings to avoid contact with them.

 

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Physicists Search For Dark Matter

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Milky Way Galaxy

95%. That is the percentage of the known Universe that is missing. As in it is not there. Or at least if it is there, we can’t see it. We call this unseen stuff “dark matter”. That has been well known for sometime. What is trickier in answering is why? Why is it that 95% of the universe is made up of this so-named “dark matter?” An even trickier question is where? As in where is this dark matter? It is those two questions that have plagued physicists for decades. Dark matter, by its own definition cannot be seen, hence its name. So how do we “see” it, how do we know “where” to look?

 

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