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image: Agar Shortage Limits Lab Supplies

Agar Shortage Limits Lab Supplies

By | November 24, 2015

One large provider says the shortfall should clear up by early 2016.


image: How Gastric Bypass Can Kill Sugar Cravings

How Gastric Bypass Can Kill Sugar Cravings

By | November 19, 2015

A type of bariatric surgery eliminates gut-to-brain signals that trigger sugar highs, a mouse study shows.  

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image: Denisovan DNA Reveals Human Roots

Denisovan DNA Reveals Human Roots

By | November 19, 2015

The ancient genomes of 50,000-year-old Denisovan teeth suggest the extinct species lived alongside Neanderthals and modern humans.


image: Supergene Explains Ruff Mating

Supergene Explains Ruff Mating

By | November 18, 2015

Two sequencing studies reveal the genetics underlying the sexual behavior of the European and Asian birds.


image: Incan Mummy Genome Sequenced

Incan Mummy Genome Sequenced

By | November 16, 2015

Researchers decode mitochondrial DNA from the 500-year-old remains of a native South American child, revealing a new line of maternal ancestors.


image: Blood-Gut Barrier

Blood-Gut Barrier

By | November 12, 2015

Scientists identify a barrier in mice between the intestine and its blood supply, and suggest how Salmonella sneaks through it.


image: Breaching the Blood-Brain Barrier

Breaching the Blood-Brain Barrier

By | November 11, 2015

Researchers deliver cancer-fighting drugs to a patient’s brain via the bloodstream, penetrating the blood-brain barrier for the first time.


image: Exploring the Inner Universe

Exploring the Inner Universe

By | November 6, 2015

A new American Museum of Natural History exhibit introduces visitors to the microbes within their bodies. 


image: Week in Review: November 2–6

Week in Review: November 2–6

By | November 6, 2015

How Ebola hides from immune cells; gut microbes’ role in immunotherapy response; new mechanisms of hearing loss; butterflies use milkweed toxins to ward off predators


image: Three Origins for Rice?

Three Origins for Rice?

By | November 3, 2015

Rice was domesticated three separate times across Asia, a new study suggests.


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    Weight-loss drugs that target newly characterized obesity-related receptors and pathways could finally offer truly effective fat control.

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