What causes rainbow clouds?

A bright, greenish, beam of light was seen in the sky near Feltwell in Norfolk on 3 December at around 5am, not far from the US air bases in Suffolk, prompting speculation about aliens. Jim NR Dale, f

How high up is the lowest level of ...

Giles Catchpole hopes for cool heads in cold climes

Holidaymakers have one major thing in common with scientists who are on the hunt for alien life: their plans are often thwarted by clouds. The clouds on alien worlds are such a long-standing issue – o

Our astronomical adventure in the hills of mid-Wales starts on an unlucky note. The autumnal sunshine of earlier has been swept away by a persistent drizzle rolling across the valleys and hilltops of

Strange phenomena have always drawn crowds and history is replete with miracles that have been witnessed by many people