Migrating bats use the setting sun

Bats weighing no more than 6 grams, migrating over a thousand miles from the Baltic to Britain, could be the key to revealing how migrating mammals navigate.

Munitions at the bottom of the Baltic Sea

The bottom of the Baltic Sea is home to large quantities of sunken munitions, a legacy of the Second World War—and often very close to shore. Should we simply leave them where they are and accept the risk of their slowly ...

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