Paleontology
This spiky fossil shows what early mollusks looked like
The fossil, plus 17 others from more than 500 million years ago, reveal that early mollusks were slug-like creatures with prickly armor.
The fossil, plus 17 others from more than 500 million years ago, reveal that early mollusks were slug-like creatures with prickly armor.
Scientists made the known element 116 with a beam of titanium atoms, a technique that could be used to make the undiscovered element 120.