Breakthrough of the Year, 2017

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Paleoanthropologists shook up the world of early human research when they determined that a homo sapiens skull from Morocco is 300,000 years old.

That's a 100,000 years older than any past find.

Biologists made a big advance in editing DNA and RNA. Developing techniques to transform one nucleotide base into anotherat a precise point.

A team in China used a version of the technique to correct a point mutation in a human embryo.

A new FDA approved drug reflects a long awaited shift from treating cancers based on their origins to one grounded in tumor biology.

The drug is designed to treat advanced solid tumors that have a specific genetic defectno matter where in the body the cancer arose.

This year biologists posted a record number of preprints:papers that have not yet been peer reviewed.

Biology appears to be following physics where preprints have changed the culture of communicating results.

Scientists collected the oldest ice core ever.

It's 2.7 million years old and came from a desolate region of Antarctica.

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