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image: Sexual Touch Promotes Early Puberty

Sexual Touch Promotes Early Puberty

By | September 21, 2017

The brains and bodies of young female rats can be accelerated into puberty by the presence of an older male or by stimulation of the genitals.

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image: CRISPR Used in Human Embryos to Probe Gene Function

CRISPR Used in Human Embryos to Probe Gene Function

By | September 20, 2017

OCT4 is necessary for blastocyst formation in the human embryo, researchers report.

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image: Mars Simulation Concludes

Mars Simulation Concludes

By | September 18, 2017

Researchers in a psychology experiment emerge from eight months of isolation in a dome atop a Hawaiian mountaintop.

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image: Infection During Pregnancy Tied to Autism in Mouse Model

Infection During Pregnancy Tied to Autism in Mouse Model

By | September 13, 2017

Bacterial strains in mice’s gut microbiomes mediated their pups’ risk for developing abnormal behaviors.

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A study of a simple marine animal suggests that the common ancestor of cnidarians and bilaterians may have had three germ layers instead of two.

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image: Genes Tied to Wasps Recognizing Faces

Genes Tied to Wasps Recognizing Faces

By | June 14, 2017

The brains of Polistes paper wasps express different genes when identifying faces than when distinguishing between simple patterns, a study finds.

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Research shows that human immunity develops much earlier than previously thought, but functions differently in adults.

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image: Insect Cuticle Aids Spiders’ Traps

Insect Cuticle Aids Spiders’ Traps

By | June 2, 2017

Prey stick to orb-weaver spider webs because their waxy outer layers mesh with spider silk to form a matrix glue.

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image: Genes’ Composition Guides More-Optimal Diets

Genes’ Composition Guides More-Optimal Diets

By | June 1, 2017

Fruit flies and mice grow better and eat less when the amino acid balance of their food reflects that coded by their exomes.

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image: Infographic: Cook Up an Exome-Based Diet

Infographic: Cook Up an Exome-Based Diet

By | June 1, 2017

See how scientists designed food with amino acid compositions based on protein-coding regions in the genomes of mice and fruit flies.

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