Larger Hermit Crab Penises May Prevent Shell TheftLarger Hermit Crab Penises May Prevent Shell Theft
Larger Hermit Crab Penises May Prevent Shell Theft
Members of species with shells they must hold onto for survival have larger sexual tubes than those with less precious private property.
Larger Hermit Crab Penises May Prevent Shell Theft
Larger Hermit Crab Penises May Prevent Shell Theft

Members of species with shells they must hold onto for survival have larger sexual tubes than those with less precious private property.

Members of species with shells they must hold onto for survival have larger sexual tubes than those with less precious private property.

stem cells, culture, developmental biology, evolution
Blood Vessels Grown in a Petri Dish Closely Resemble Human Ones
Blood Vessels Grown in a Petri Dish Closely Resemble Human Ones
Catherine Offord | Jan 18, 2019
The lab-made organoids are fully functional, the team reports, and could aid the study of vascular-related diseases such as diabetes.
Image of the Day: Evolution Underground
Image of the Day: Evolution Underground
Carolyn Wilke | Jan 15, 2019
The lay of the land shapes the diversity of groundwater-dependent salamanders.
Stem Cell–Derived Neurons from People with Autism Grow Differently
Stem Cell–Derived Neurons from People with Autism Grow Differently
Jef Akst | Jan 11, 2019
Changes in gene expression also hint at how the brains of people with ASD develop differently from those of other people.
Image of the Day: Fight Club
Image of the Day: Fight Club
Carolyn Wilke | Jan 11, 2019
South American hummingbird males were caught on camera poking and pinching each other with bills adapted for fighting.
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: Wisdom Teeth Lost
Image of the Day: Wisdom Teeth Lost
Carolyn Wilke | Jan 9, 2019
A study of tiny monkey skulls and teeth suggests that shrinking body size didn’t crowd out wisdom teeth during evolution.
Image of the Day: It’s a Shark!
Image of the Day: It’s a Shark!
Carolyn Wilke | Jan 8, 2019
A newly developed underwater ultrasound reveals a fetal shark swimming between the two uteri of its mother.
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.
<em>Genesis 2.0</em> Is a Beautifully Shot, Cautionary Tale About Biotechnology
Genesis 2.0 Is a Beautifully Shot, Cautionary Tale About Biotechnology
Shawna Williams | Jan 2, 2019
The documentary weaves together a hunt for mammoth tusks in the Arctic with scenes from the front lines of synthetic biology.