Artificial Mouse Embryo Made in a Laboratory
Artificial Mouse Embryo Made in a Laboratory
The embryo, grown in a dish from several types of stem cells, went through gastrulation, a significant stage in development.
Artificial Mouse Embryo Made in a Laboratory
Artificial Mouse Embryo Made in a Laboratory

The embryo, grown in a dish from several types of stem cells, went through gastrulation, a significant stage in development.

The embryo, grown in a dish from several types of stem cells, went through gastrulation, a significant stage in development.

neurodegenerative diseases, developmental biology, evolution
Image of the Day: Hanging Around
Image of the Day: Hanging Around
Sukanya Charuchandra | Jul 27, 2018
Hurricanes drive evolution in anole lizards, finds a new study.
Image of the Day: Bundle of Nerves
Image of the Day: Bundle of Nerves
Sukanya Charuchandra | Jul 26, 2018
Live-cell imaging reveals the secrets of innervation in the pancreas of zebrafish.
Image of the Day: Not All Bad
Image of the Day: Not All Bad
Sukanya Charuchandra | Jul 16, 2018
In zebrafish, some amount of reactive oxygen species is required for normal development.
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Horizontal Gene Transfer in Bdelloid Rotifers Questioned
Abby Olena | Jul 12, 2018
A re-analysis of sequencing data from a 2016 study of these tiny metazoans reveals possible contamination, rather than an exchange of DNA among species.
Hominins Left Africa for Asia Much Earlier Than Thought
Hominins Left Africa for Asia Much Earlier Than Thought
Shawna Williams | Jul 11, 2018
The dating of stone tools in China puts members of the Homo genus there more than 2 million years ago.
Original North American Dogs Descended From Siberian Populations
Original North American Dogs Descended From Siberian Populations
Catherine Offord | Jul 5, 2018
European settlers likely wiped out these ancient dogs, but the animals seem to have left a lasting legacy in a transmissible canine cancer.
Infographic: Resurrecting Ancient Proteins
Infographic: Resurrecting Ancient Proteins
Amber Dance | Jul 1, 2018

Learn the basic steps researchers take when reconstructing proteins from the past and how these biomolecules can inform engineering projects.

Why Are Modern Humans Relatively Browless?
Why Are Modern Humans Relatively Browless?
Jim Daley | Jul 1, 2018
The function of early hominins’ enlarged brow ridges, and their reduction in size in Homo sapiens, have puzzled paleoanthropologists for decades.
Amazonians Offer Clues to Human Childhood Development
Amazonians Offer Clues to Human Childhood Development
Shawna Williams | Jul 1, 2018
A study of Shuar children in Ecuador provides a window into how the human body responds to infection in the sorts of conditions that shaped our species’ evolution.