Image of the Day: It’s a Shark!
Image of the Day: It’s a Shark!
A newly developed underwater ultrasound reveals a fetal shark swimming between the two uteri of its mother.
Image of the Day: It’s a Shark!
Image of the Day: It’s a Shark!

A newly developed underwater ultrasound reveals a fetal shark swimming between the two uteri of its mother.

A newly developed underwater ultrasound reveals a fetal shark swimming between the two uteri of its mother.

auction, immunology, developmental biology
Leader of Evo-Devo Field, Rudy Raff, Dies
Leader of Evo-Devo Field, Rudy Raff, Dies
Jef Akst | Jan 9, 2019
The Indiana University professor was known for his research on the evolution of organismal development.
Image of the Day: Embryo in Blue
Image of the Day: Embryo in Blue
Carolyn Wilke | Jan 7, 2019
A bright blue stain highlights the sensory nerves of a developing mouse embryo.
Mitochondria Play an Unexpected Role in Killing Bacteria
Mitochondria Play an Unexpected Role in Killing Bacteria
Katarina Zimmer | Jan 1, 2019
The energy-producing organelles also send out parcels with antimicrobial compounds to help destroy pathogen invaders in macrophages.
Infographic: How Exposure to Cannabis in Utero Affects Development
Infographic: How Exposure to Cannabis in Utero Affects Development
Andrew Scheyer | Jan 1, 2019
Rodent and human studies have revealed a multitude of effects starting during gestation and lasting into adulthood.
Prenatal Exposure to Cannabis Affects the Developing Brain
Prenatal Exposure to Cannabis Affects the Developing Brain
Andrew Scheyer | Jan 1, 2019
Children born to moms who smoked or ingested marijuana during pregnancy suffer higher rates of depression, hyperactivity, and inattention.
Director of NIAMS Stephen Katz Dies
Director of NIAMS Stephen Katz Dies
Jef Akst | Dec 28, 2018
The head of the National Institute of Arthritis and Musculoskeletal and Skin Diseases was a leader in the study of skin-based immunology.
New Study Questions Whether Death Rate Levels Off in Old Age
New Study Questions Whether Death Rate Levels Off in Old Age
Ashley P. Taylor | Dec 21, 2018
A demographer’s model suggests the “mortality plateau” in the extreme elderly could be explained by clerical errors. Not everyone agrees.
Number of Pets in Infancy Tied to Lower Allergy Risk
Number of Pets in Infancy Tied to Lower Allergy Risk
Shawna Williams | Dec 19, 2018
A study finds the effect is dose-dependent, with each additional pet further lowering the odds of developing allergies.
Fastest-Ever Cell Contractions Observed in Primitive Invertebrate
Fastest-Ever Cell Contractions Observed in Primitive Invertebrate
Abby Olena | Dec 13, 2018
The microscopic marine animal Trichoplax adhaerens may use rapid changes in cell shape to avoid being ripped apart by forces in the ocean.