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Bigger, older mothers produce disproportionately more eggs than their smaller counterparts do.

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image: Army Surgeons Grow Ear in Soldier’s Arm

Army Surgeons Grow Ear in Soldier’s Arm

By Catherine Offord | May 11, 2018

The woman’s own cartilage was used to construct the transplant after she lost her left ear in a car crash.

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If left unchecked, greenhouse gas emissions will drive ocean temperatures up, affecting wildlife in these regions.

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image: Opinion: How We Found a New Way to Detect “Hidden Sharks”

Opinion: How We Found a New Way to Detect “Hidden Sharks”

By Stefano Mariani and Judith Bakker | May 7, 2018

Given the speed and efficiency of environmental (eDNA) sampling, a much larger portion of the sea can be screened, in a shorter time, for patterns of diversity.

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The extracellular matrix appears to inhibit regeneration; but scientists debate whether heart muscle really comes back.  

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image: Reprogrammed Cells Treat Diabetes in Mice

Reprogrammed Cells Treat Diabetes in Mice

By Abby Olena | May 2, 2018

Researchers used a trio of transcription factors to transform pancreatic duct cells in vivo into β-like cells that secrete insulin and improve diabetes symptoms.

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Research suggests that the invasive, all-female Procambarus virginalis originated in a German aquarium back in the 1990s.

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The devices, which could one day treat children with esophageal atresia and short bowel, were recently tested in pigs.

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A group of around 300 whales produced 184 distinct songs over just a few years, according to a new study.

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Social insects kill infected individuals for the benefit of the colony—and now a study has shown how they know who’s sick.

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