NEW YORK (GenomeWeb News) – Fitch Ratings today downgraded its long-term issuer default rating on Thermo Fisher Scientific to 'BBB' from 'BBB+' and assigned a 'BBB' rating to Thermo Fisher's proposed senior notes, which have yet to be priced.

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In Nature this week: genomic analysis of high-grade serous ovarian cancer, and more.

The new Riken president outlines some of his plans for the institute.

The Guardian discusses whether big science projects are worth the loss of resources available for other scientific pursuits.

An NEJM update from the ClinVar team highlights the difficulties of interpreting genetic variants.