Physics

Trekking along the Church Green in Witney, England.

Free will, moral responsibility and quantum mechanics

One quirk of quantum mechanics is that, in the realm of elementary particles, things are probabilistic. Knowing that our mind and body are made of these elementary particles,…

Christmas market in Cologne, Germany.

Choices in Multiverse

Quantum mechanics is odd. Human-scale objects have a definite location at any given time. But particles at the quantum scale? Before a measurement, it can anywhere, and nowhere,…