First Mouse Embryos Made from Two Fathers
First Mouse Embryos Made from Two Fathers
The bipaternal pups died soon after birth, but mice with two mothers grew into fertile adults.
First Mouse Embryos Made from Two Fathers
First Mouse Embryos Made from Two Fathers

The bipaternal pups died soon after birth, but mice with two mothers grew into fertile adults.

The bipaternal pups died soon after birth, but mice with two mothers grew into fertile adults.

animal behavior, culture, developmental biology
Book Excerpt from <em>Adventures in Memory</em>
Book Excerpt from Adventures in Memory
Hilde Østby, Ylva Østby | Oct 16, 2018
In Chapter 6, “The Elephant’s Graveyard,” authors Hilde Østby and Ylva Østby discuss groundbreaking research into the psychology of forgetting.
Image of the Day: Pain or O-Face?
Image of the Day: Pain or O-Face?
Jef Akst | Oct 10, 2018
Expressions of pain and orgasm are distinguishable, study finds.
Image of The Day: Open-and-Shut Case
Image of The Day: Open-and-Shut Case
Catherine Offord | Oct 4, 2018
A special hinge joint allows some turtle species to close and open their shells.
Mouse Stem Cells Made to Form Embryo-Like Structures
Mouse Stem Cells Made to Form Embryo-Like Structures
Ruth Williams | Oct 3, 2018
With just a molecular nudge, aggregates of embryonic stem cells take shape as a “gastroloid,” bearing the genetic hallmarks and spatial organization of early development.
Image of the Day: Transgenic Axolotl
Image of the Day: Transgenic Axolotl
Kerry Grens | Oct 3, 2018
Lineage tracing reveals how cells help the salamanders regrow chopped-off limbs.
Image of the Day: The Birth of a Nervous System
Image of the Day: The Birth of a Nervous System
Jef Akst | Oct 2, 2018
The winner of the 2018 Nikon Small World in Motion video competition shows the development of sensory neurons in a zebrafish embryo.
Maternal Obesity and Diabetes Linked to Autism in Children
Maternal Obesity and Diabetes Linked to Autism in Children
Sukanya Charuchandra | Oct 1, 2018
Inflammation may be a strong contender for the connection between mom’s weight and children’s neurodevelopment, according to lab studies on animals.
In Their Earliest Days, Embryos Record Their Environments
In Their Earliest Days, Embryos Record Their Environments
Kerry Grens | Oct 1, 2018
Methylation patterns at so-called metastable epialleles in the genome stamp a memory into each of our cells.
Ten-Minute Sabbatical
Ten-Minute Sabbatical
The Scientist Staff | Oct 1, 2018
Take a break from the bench to puzzle and peruse.