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Scientists Create Early Embryos That Are Part Human, Part Monkey (www.npr.org)

An international team has put human cells into monkey embryos in hopes of finding new ways to produce organs for transplantation. But some ethicists still worry about how such research could go wrong.

Interview: Web inventor Tim Berners-Lee thinks his creation is out of control. Here's his plan to save it (www.sciencefocus.com)

Russia-Ukraine crisis: What does Putin want? | To the Point