One hundred thousand years ago, a human cousin walked a rock- ribbed beach along the Mediterranean Sea, her head lowered and her large eyes scanning the shoreline. Now and again she stopped, bent her ...

Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...

Mollusks, from land snails and slugs to oysters and mussels in the sea, have a few things in common. They have a head. They have a soft middle part that holds their organs. Then, some have a muscle ...

At the beach, take only pictures, leave only footprints and sandcastles. The mollusks have enough problems already. Sunrise falls on a lightning whelk on the beach at Sanibel Island in southwestern ...

Most people have collected shells at the beach. Some have even started a shell collection. But few people realise these shells are a unique genetic resource that scientists are only beginning to tap ...

THE fascinating diversity of mollusc shells is showcased in these striking photographs of part of the shell collection at the Natural History Museum in London. The images are taken from Interesting ...

In a cave in Cartagena, Spain, limpet shells and snails were found, collected in the same way modern humans would have done ...

Scientists devised a mathematic model that helps explains how Nipponites, some of the wonkiest ammonites, built their shells. By Sabrina Imbler If you’ve seen one ammonite, you may think you’ve seen ...