How can we see the afterglow of the big bang?

What is a gamma-ray burst? Gamma-ray bursts (GRBs) are intense sources of high-energy radiation that we detect on Earth in the form of gamma rays. They were first detected in the 1960s by US military

Amazing answers to your curious questions

How high up is the lowest level of ...

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

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

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