Stay on top of what’s happening in the Bay Area with essential Bay Area news stories, sent to your inbox every weekday. The Bay Bay Area-raised host Ericka Cruz Guevarra brings you context and ...

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 ...

Snails have shells the moment they're born, but it's kind of hard to tell. In fact, it's hard to even see a baby snail. Some are nearly microscopic, such as Angustopila psammion, whose adult-sized ...

It is virtually impossible for a prospective Magellanic penguin mother to find or build a soft spot to lay her eggs. So it turns out that her eggs come with extra-thick shells to withstand being laid ...

The construction industry is one of the most polluting due to its high contribution to CO2 emissions. In addition to its significant environmental cost, its materials are made from nonrenewable ...

Healthy corals are colorful and full of life. And under normal conditions, corals and algae depend on one another. The corals offer the algae protection and the photosynthesizing algae provide the ...

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 ...