Environment
Polar bear penis bone may be weakened by pollution
The baculum, a bone in the penis of polar bears, is losing density in areas where pollutant contamination is high 鈥� and that may spoil the bears' sex life
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Earth
Polar bear penis bone may be weakened by pollution
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Humans
2015 preview: Meet more of your long-lost cousins
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Humans
Bone bonanza: Chamber of secrets yields human remains
Features
Health
Bone drug goes after calcium in breast tumours
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Humans
Mass grave tells tales of life on the Forgotten Front
Features
Health
Oldest dental filling is found in a Stone Age tooth
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Health
New twist in the tale of Tutankhamun’s club foot
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Humans
Ancient Egyptians believed in coiffure after death
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Humans
First images from Great Pyramid’s chamber of secrets
Graffiti or religious symbols? A robot has sent back the first images of ancient Egyptian markings in a tiny chamber that have not been seen for 4500 years
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Technology
Mayans ‘played’ pyramids to make music for rain god
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Humans
What killed Dr Granville’s mummy?
Features
Humans
Shoddy ships sank invasion of Japan
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Humans
Pompeii’s bars not so seedy after all
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