A question of quantum time

Might our universe – as vast as it is – be simply one of many? We look at the growing evidence that there’s more than one cosmos out there

Imagine you’re in a woodland, with sunlight filtering through the endless green canopy overhead. There’s uniqueness everywhere. Some trees grow bolt upright, but others are wizened and twisted. Here t

It’s difficult to know for sure how many electrons are in the Universe. British physicist Arthur Eddington (1882–1944) came up with a number in 1938, now known as the ‘Eddington number’. Eddington’s c

Many people say to me: “Whenever I look at the stars, it makes me feel so small and insignificant; it scares me.” It’s true – from one perspective, we are but a minute speck of dust on a tiny pebble,

Speak your mind

It is widely accepted that memories play a central role in making us who we are. After all, what could make us who we are on these tracks through space and time that we call our lives, other than the