The Ka’ba, in the centre of Makkah (Mecca), is the most sacred site in Islam For their journey to count as Hajj, a Muslim must make the pilgrimage during the month of Dhu’l-Hijja, which is the 12th ...

Quantum entanglement is one seriously long-distance relationship. Quantum entanglement occurs when two subatomic particles become linked in such a way that their properties remain connected, no matter ...

Quantum physics is the study of matter and energy at its most fundamental level. A central tenet of quantum physics is that energy comes in indivisible packets called quanta. Quanta behave very ...

In the latest of our series of articles about weird quantum effects, Hamish Johnston examines the notion of “indefinite causal order”, which is challenging our understanding of cause and effect. Also ...

The formula of any alkane can be worked out using the general formula C n H 2n+2 where n = the number of carbon atoms.