"It has been a long-standing challege for to construct a theory of quantum gravity. String theory is the leading candi…"

"In most situations, the contradictory requirements of quantum mechanics and general relativity are not a problem, bec…"

"These of are very powerful. Let us recall the situation in flat space. If we have a massive in flat space then we can…"

"Interestingly, both quantum entanglement and s date back to two articles written by Albert Einstein and his collabora…"

"... spacetime as a concept leads to some … where the equations fail. This happens in the interiors of the black holes…"

"Blessed be God, so that we can, in a democratic and pluralistic society, express our thoughts, and we must always giv…"

"What kind of pluralism and democracy are we talking about, when today automatically one becomes an enemy if you do no…"

"As the Catholic Church, we have repeatedly tried to point out the importance of non-violence: Violence cannot be the …"

"I am fortunate to have come from a tri-cultural family, which has helped me to understand different experiences, diff…"

"I hope that the world will get better incrementally. As a realist, I doubt that there will be a dramatic breakthrough…"