Related topics: women · embryos · eggs · human reproduction

'Pregnant plesiosaur' examined

A paper to be published on August 12, 2011 in Science reveals that Dr. F. Robin O'Keefe of Marshall University in Huntington, W.Va. and Dr. Luis Chiappe, Director of the Natural History Museum's Dinosaur Institute, have determined ...

How do plagues change history?

"Every once in a while a book lands on your desk that changes the way you perceive the world you live in, a book that fundamentally challenges your understanding of human history." So began the blurb that came with this book. ...

First record of a gall-forming aphid fighting off predator

A researcher reports evidence of a gall-forming aphid defending itself against predators, a first for the species, Mordwilkoja vagabunda. The insects inject saliva into leaf stalks, inducing the plant to form small growths ...

There's more than one way to grow a baby

In his 1989 book Wonderful Life, evolutionary biologist Stephen Jay Gould famously argued that, if we could "replay the tape," life on Earth would evolve to be fundamentally different each time.

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