The last turn of 'Ezekiel's Wheel' honors a fossil hunter

The mystery of Ezekiel's Wheel—the extinct sea creature, not the Biblical vision—may have taken its final turn, thanks to Yale paleontologists. In so doing, the researchers have also finally put a scientific name to the ...

New model helps researchers get a handle on unpredictable cells

In the process of embryonic development, cells take on intricate forms and functions. Patterns emerge from groups of cells, giving the biological tissues form, function, and integrity. It's a complex process that isn't well ...

Metaphors for human fertilization are evolving, study shows

In a common metaphor used to describe human fertilization, sperm cells are competitors racing to penetrate a passive egg. But as critics have noted, the description is also a "fairy tale," rooted in cultural beliefs about ...

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