A new typology helps explain why perpetrators target reproduction and why international law has been so slow to hold them ...

Life in our solar system could exist on Europa or Enceladus, proving alien life may be common in the universe. Trump walks back comments after insulting UK., NATO allies about their veterans, fallen ...

A duplicated gene evolved into a switch that determines sex in frogs, revealing how evolution can safely reshape critical ...

Last fall, a plane took off from Ottawa, Ontario, with some unusual cargo: a collection of nonviable human embryos and eggs.

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