A fossilized mammoth tusk sitting in a grassy field during sunset

Woolly Mammoth Genomes Reveal Genetic Adaptations to Cold

Researchers identified mutations in genes that may be involved in fat regulation, fur growth, and morphology.

Woolly Mammoth Genomes Reveal Genetic Adaptations to Cold

Researchers identified mutations in genes that may be involved in fat regulation, fur growth, and morphology.

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group of paleolithic people around a campfire

Gene Variant Points to Starvation’s Evolutionary Legacy

Sophie Fessl, PhD | Sep 28, 2021 | 4 min read

Ancient and modern genomes reveal that a variant of the human growth hormone receptor likely helped our ancestors survive when food was scarce.

an illustration of the sars-cov-2 spike protein in purple tethered to the viral membrane in dark gray

Spike Protein Deletions Linked to COVID-19 Surges: Preprint

Alejandra Manjarrez, PhD | Jun 15, 2021 | 4 min read

Researchers find that surges in COVID-19 case numbers are associated with deletions in the SARS-CoV-2 genome in an antigenic site of the spike protein. Some of these mutations are present in vaccine breakthrough infections or reinfections.