Dried squash holds headless French king's blood, study finds

Two centuries after the French people beheaded Louis XVI and dipped their handkerchiefs in his blood, scientists believe they have authenticated the remains of one such rag kept as a revolutionary souvenir.

Slipped discs provide a window into human evolutionary past

Thoughts of the family tree may not be uppermost in the mind of a person suffering from a slipped disc, but those spinal discs provide a window into our evolutionary past. They are remnants of the first vertebrate skeleton, ...

Gene-flaw, virus could be killing Pacific salmon

Massive die-offs among Canada's wild sockeye salmon could be due to a genetic flaw that causes immune weakness and could make viruses lethal, researchers said Thursday.

Ancient DNA pushes herring trade back to the Viking age

Historians have believed extensive herring trade started around the year 1200 AD, later controlled by the Hanseatic League. Now, a new study shows that it was already established in the Viking Age.

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