John D. Barrow
John D. Barrow
John David Barrow FRSis an English cosmologist, theoretical physicist, and mathematician. He is currently Research Professor of Mathematical Sciences at the University of Cambridge. Barrow is also a writer of popular science and an amateur playwright...
NationalityEnglish
ProfessionScientist
Date of Birth29 November 1952
John D. Barrow quotes about
once-upon-a-time universe
There was no "before" the beginning of our universe, because once upon a time there was no time.
density strings quarks
We are just strings of quarks living in a suburb of the local density maximum of the universe.
stars sea space
If all the stars and galaxies in the universe today were smoothed out into a uniform sea of atoms, there would only be about one atom in every cubic meter of space.
once-upon-a-time
Once upon a time there was no Time.
science mathematics revealing
What cannot be known is more revealing than what can.
reason should convenience
There is no reason that the universe should be designed for our convenience.
trying states observation
When we try to observe things that are very small, the act of observation itself will significantly disturb the state we are seeking to measure.
expanding-universe astronomy certain
There are only certain intervals of time when life of any sort is possible in an expanding universe and we can practise astronomy only during that habitable time interval in cosmic history.
stars dark unseen
Apparently, a great deal of dark, unseen material exists, whose gravitational pull is responsible for the motions of the stars and galaxies that we see.