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See if you can find all six changes between the images below
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
Amazing answers to your curious questions
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
Speak your mind
1. The Hyades The V-shaped Hyades open star cluster is next to mag. +1.0 Aldebaran (Alpha (α) Tauri), the reddish eye of the Bull, a foreground star that’s not actually part of the cluster. At 153 lig
The toughest brainteasers from your favourite shows