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In a Science paper published online in advance this week, an international team led by investigators in France shows that "upon fertilization, a Caenorhabditis elegans spermatozoon triggers the recruitment of autophagosomes within minutes and subsequent paternal mitochondria degradation." This post-fertilization autophagy of sperm organelles, the authors show, prevents paternal mtDNA transmission in the nematode.

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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.