When an electron dropped from a high-energy orbit to a lower-energy one, it gave out light with an energy equal to the ...

The Contemporary Poetry and Music Circle was hugely influential in the post-war years. Its legacy is finally being unearthed ...

Sometimes, a good guess is the key to scientific discovery ...

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Prequels often feel unnecessary; they indulge in gratuitous over-explication of things that never needed to be explained. Not so with Jeff VanderMeer’s Absolution, a prequel to his Southern Reach ...

Samira Ahmed is a journalist and BBC radio presenter.

The guides at Piuval guesthouse take visitors out on daily jaguar-watching safaris. Credit: Apolline Guillerot-Malick The hot, humid air greets me as I step out of Cuiaba’s airport, in Brazil’s ...

Simon Hoggart was parliamentary sketch writer for the Guardian for 20 years, and wrote for the newspaper for 45 years. He was a regular columnist for New Humanist during the early 2000s. He died in ...