The document stumped Alan Turing and the FBI before being "deciphered" by a research assistant.
A Bristol University academic claims to have decoded the indecipherable Voynich manuscript.
They were labelled a waste of time and money, but in 1957 the bulging tips of Windscale Piles saved much of northern England from becoming a nuclear wasteland after a fire broke out in the reactor room. However, soon the last one will be gone.
Norfolk Wildlife Trust is working to eradicate the invasive species from 10 ponds across a wetland.
Fifty endangered white-clawed crayfish bred in a hatchery in Powys are released early because room runs out in a breeding tank.
At least 65 people have died after a 6.3-magnitude earthquake struck Christchurch on New Zealand's South Island, Prime Minister John Key says, with fears that the toll will rise.
Find out how many tremors have shaken Japan since 11 March.
A mystery animal with a long snout is discovered in a remote African forest, and scientists say it may be a new species of elephant shrew.
Gardens are able to sustain a greater number of bumblebee nests than farmed land, a study involving genetic analysis and modelling suggests.
Culling bats will not halt the spread of a killer disease that has wiped out about one million bats in the US since 2006, a study suggests.
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