Older trees help to protect an endangered species

The oldest trees in the forest help to prevent the disappearance of endangered species in the natural environment, according to a new study. This is the case of the wolf lichen — threatened throughout Europe –, which now finds refuge in the oldest tr…

100 kilometers of quantum-encrypted transfer

Researchers have taken a big step towards securing information against hacking. They have succeeded in using quantum encryption to securely transfer information 100 kilometers via fiber optic cable — roughly equivalent to the distance between Oxford a…