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Ralph Hirschmann, who led one of the teams that first synthesized an enzyme, died from kidney disease at the age of 87, reports the Los Angeles Times. In 1969, Hirschmann and his colleague at Merck, Robert Denkewalter, and an independent group made up of Bruce Merrifield and Bernd Gutte at Rockefeller University announced that they had synthesized ribonuclease. In 1984, Merrifield received the Nobel Prize in Chemistry for his methodology.

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A New Zealand minister says the country's genetic modification laws need to be re-examined to help combat climate change, the New Zealand Herald reports.

A new analysis finds some cancers receive more nonprofit dollars than others.

An Australian mother's conviction in the deaths of her children may be re-examined after finding that two of the children carried a cardiac arrhythmia-linked gene variant.

In Science this week: comparative analysis of sex differences in mammal gene expression, and more.