business, developmental biology
Are the Brains of Transgender People Different from Those of Cisgender People?
Are the Brains of Transgender People Different from Those of Cisgender People?
Shawna Williams | Mar 1, 2018
Research into the biological basis of gender identity is in its infancy, but clues are beginning to emerge.
Primitive Human Eggs Grown to Full Maturity in the Lab
Primitive Human Eggs Grown to Full Maturity in the Lab
Ashley Yeager | Feb 9, 2018
The technique could combat infertility, but it's still not clear whether these eggs are normal and functional.
Infographic: Skotomorphogenesis Versus Photomorphogenesis
Infographic: Skotomorphogenesis Versus Photomorphogenesis
Kerry Grens | Jan 31, 2018
Pectin fragments may signal plant cells to maintain a type of growth suited to darkness.
Severe Toxicity Reported in High-Dose AAV Gene Therapy in Animals
Severe Toxicity Reported in High-Dose AAV Gene Therapy in Animals
Jim Daley | Jan 31, 2018
Biotech stocks fell in response to the news. 
Image of the Day: See You Later!
Image of the Day: See You Later!
The Scientist Staff | Jan 8, 2018
Developmental biologists take a close look at how alligator embryos grow. 
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Thousands of Mutations Accumulate in the Human Brain Over a Lifetime
Ruth Williams | Dec 7, 2017
Single-cell genome analyses reveal the amount of mutations a human brain cell will collect from its fetal beginnings until death.
Passing the Torch
Passing the Torch
Mary Beth Aberlin | Dec 1, 2017
Looking back, looking forward
Captivated by Chromosomes
Captivated by Chromosomes
Anna Azvolinsky | Dec 1, 2017
Peering through a microscope since age 14, Joseph Gall, now 89, still sees wonder at the other end.
New Techniques Detail Embryos’ First Hours and Days
New Techniques Detail Embryos’ First Hours and Days
Jef Akst | Dec 1, 2017
New technologies reveal the dynamic changes in mouse and human embryos during the first week after fertilization.
Infographic: How Embryos Take Control of Their Own Development
Infographic: How Embryos Take Control of Their Own Development
Jef Akst | Nov 30, 2017
The switch from maternal factors involves dynamic reprogramming of the zygotic genome.