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.

Archaea, evolution, culture, developmental biology, ecology
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.
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.
Firings and a Resignation Roil NEON Ecological Observatory
Firings and a Resignation Roil NEON Ecological Observatory
Shawna Williams | Jan 10, 2019
The chief scientist at the NSF initiative quits after two leaders were let go without her input.
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.
The Search for a Hangover Cure
The Search for a Hangover Cure
The Scientist Staff | Jan 1, 2019
Meet the author of a new book that explores the past, present, and future of research into how to salve the alcohol-addled brain and body.