ISTOCK, CIPHOTOS
Bioethics Council: Gene-Editing Human Embryos Conditionally OK
Bioethics Council: Gene-Editing Human Embryos Conditionally OK
The UK-based organization encourages public debate about the issue but does not recommend immediate policy change.
Bioethics Council: Gene-Editing Human Embryos Conditionally OK
Bioethics Council: Gene-Editing Human Embryos Conditionally OK

The UK-based organization encourages public debate about the issue but does not recommend immediate policy change.

The UK-based organization encourages public debate about the issue but does not recommend immediate policy change.

reproduction
Blood Test Predicts Pregnancy Due Date
Blood Test Predicts Pregnancy Due Date
Kerry Grens | Jun 7, 2018
A small study based on circulating RNA in the blood of moms-to-be describes a technique that could be used to help predict who’s most at risk of preterm labor.
Large Female Fish Play a Big Role in Replenishing Populations: Study
Large Female Fish Play a Big Role in Replenishing Populations: Study
Diana Kwon | May 11, 2018
Bigger, older mothers produce disproportionately more eggs than their smaller counterparts do.
Image of the Day: Hold My Brood
Image of the Day: Hold My Brood
The Scientist Staff | May 9, 2018
Cuckoo catfish trick cichlids into caring for their eggs in a strategy known as brood parasitism.
Trailblazing Endocrinologist Neena Schwartz Dies
Trailblazing Endocrinologist Neena Schwartz Dies
Kerry Grens | Apr 27, 2018
The reproductive biologist uncovered hormones important for fertility cycles.
Climate Change Could Shift Timing of Species’ Interactions
Climate Change Could Shift Timing of Species’ Interactions
Ashley Yeager | Apr 16, 2018
The alterations have been greater under rapidly-climbing global temperatures, suggesting key ecological relationships could be disrupted in the future.
Study Finds Epigenetic Differences Between Hatchery-Raised and Wild-Born Salmon
Study Finds Epigenetic Differences Between Hatchery-Raised and Wild-Born Salmon
Shawna Williams | Mar 1, 2018
The variation may help explain why stocked salmon don’t fare as well in the ocean.
To Give Cancer Survivors a Chance to Conceive, Scientists are Designing Artificial Ovaries
To Give Cancer Survivors a Chance to Conceive, Scientists are Designing Artificial Ovaries
Ashley Yeager | Jan 1, 2018
The goal is to house patients’ follicles in a specially designed tissue matrix and reinsert them after treatment.
Image of the Day: Fruit Fly Factory 
Image of the Day: Fruit Fly Factory 
The Scientist Staff | Nov 10, 2017
A fruit fly ovary can contain up to 20 eggs at a time. 
Pesticide Residues Linked to Unsuccessful IVF
Pesticide Residues Linked to Unsuccessful IVF
Kerry Grens | Oct 30, 2017
Women who ate more produce known to harbor pesticides were less likely to succeed with fertility treatment than women who ate fewer of these fruits and vegetables.