The long read: Having grown up in different cultures with different expectations, my mother and I have often clashed. But as my daughter grows older, I have come to see our relationship in a different light

Theoretically, how can I travel to a parallel universe? This question was originally answered on Quora by Jeff Kay.

Peering into deep space — some 90% of the way across the universe, to be precise — the beginnings of a huge cosmic pileup, a collision of 14 galaxies, was observed.