For quantum computers to change the game of computation, scientists need to show that the machines’ calculations are correct. Now, there’s hope. Google’s Willow quantum chip has achieved verifiable ...

In August, Pope Leo XIV appointed Goa-born Jesuit priest Fr Richard D’Souza to head the Vatican Observatory, one of the world’s oldest astronomical observatories with a storied history making him one ...

When I was asked to give an impromptu five-minute speech and then to count backwards in intervals of 17 - all in front of a panel of three strangers - the acute stress was written on my face. That is ...