Five new species of sea slugs found in the ocean depths

When you think of sea slugs, you might envision dark, slimy relatives of the slugs you see in your garden. But one group of sea slugs, the nudibranchs (pronounced "nood-i-branks"), are gaudy, fascinating creatures. They come ...

Salt: Mover and shaker in ancient Maya society

Salt is essential for life. As ancient civilizations evolved from hunters and gatherers to agrarian societies, it has not been clear how people acquired this mineral that is a biological necessity. However, an anthropologist ...

New study probes the ancient past of a body plan code

Researchers from the Stowers Institute for Medical Research have opened a window on another piece of evolutionary biology. They have found that Hox genes, which are key regulators of the way the bodies of bilaterally symmetrical ...

Fat from 558 million years ago reveals earliest known animal

Scientists from The Australian National University (ANU) and overseas have discovered molecules of fat in an ancient fossil to reveal the earliest confirmed animal in the geological record that lived on Earth 558 million ...

Outrage as Iceland fishermen kill rare whale

Is it a blue whale or not? The slaughter in Iceland of what is claimed was a member of the endangered species has triggered outrage and left experts puzzled about its true identity.

The surprising cellular diversity of the sea anemone

Despite its apparent simplicity, a tube-like body topped with tentacles, the sea anemone is actually a highly complex creature. Scientists from the Institut Pasteur, in collaboration with the CNRS, have just discovered over ...

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