Image of the Day: Sea Cucumber Hormone Therapy
Image of the Day: Sea Cucumber Hormone Therapy
Researchers will inject a relaxin-like hormone into sea cucumbers to boost the animals’ numbers.
Image of the Day: Sea Cucumber Hormone Therapy
Image of the Day: Sea Cucumber Hormone Therapy

Researchers will inject a relaxin-like hormone into sea cucumbers to boost the animals’ numbers.

Researchers will inject a relaxin-like hormone into sea cucumbers to boost the animals’ numbers.

developmental biology
Deafness Gene <em>GJB2</em> Edited in Human Eggs
Deafness Gene GJB2 Edited in Human Eggs
Emily Makowski | Oct 18, 2019
The research, led by Russian biologist Denis Rebrikov, has not led to the birth of gene-edited babies—yet.
Early Embryo Models Generated from Mouse Stem Cells
Early Embryo Models Generated from Mouse Stem Cells
Abby Olena | Oct 17, 2019
Extended pluripotent stem cells from mice can self-organize to form blastocyst-like structures called blastoids that enable a closer look at early mammalian development.
Paternal Age Linked to Brain Abnormalities Associated with Autism
Paternal Age Linked to Brain Abnormalities Associated with Autism
Jef Akst | Oct 1, 2019
Brain scans of autistic and non-autistic men reveal an association between white matter aberrations and the ages of their fathers at the time the sons were born.
Pregnant Moms&rsquo; Air Pollution Exposure May Affect Babies&rsquo; Health
Pregnant Moms’ Air Pollution Exposure May Affect Babies’ Health
Chia-Yi Hou | Sep 23, 2019
A number of epidemiological studies support a link between air quality and poor health outcomes, and researchers are searching for explanations in the lab.
Image of the Day: Gene-Edited Reptiles
Image of the Day: Gene-Edited Reptiles
Nicoletta Lanese | Sep 4, 2019
Scientists injected unfertilized anole lizard eggs with CRISPR-Cas9 to produce albino offspring.
Genes that Are Harmless on Their Own Cause Disease When Combined
Genes that Are Harmless on Their Own Cause Disease When Combined
Chia-Yi Hou | Sep 1, 2019
A case study of a family demonstrates that different genetic mutations from the two parents cause severe heart disease symptoms in the children.
Human Cortical Organoids Model Neuronal Networks
Human Cortical Organoids Model Neuronal Networks
Abby Olena | Aug 29, 2019
After growing in culture for a few months, the mini-brains produced rhythmic neural activity that strengthened over time.
Turtle Embryos May Have a Say in Deciding Their Sex
Turtle Embryos May Have a Say in Deciding Their Sex
Katarina Zimmer | Aug 1, 2019
In a species of freshwater turtle, embryos can move toward warmer or cooler environments within the egg and thus help choose their sexual destiny, but not all experts are convinced.
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Pufferfish Spines Shaped by Same Genes as Feathers and Fish Scales
Nicoletta Lanese | Jul 29, 2019
To see if the spiky fish shares signaling pathways found in other organisms, scientists scooped up specimens during a mating frenzy on the shores of Japan.