extinction, microbiology, developmental biology
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.
Hundreds of Pterosaur Eggs Discovered in China
Hundreds of Pterosaur Eggs Discovered in China
Kerry Grens | Nov 30, 2017
The fossil booty includes some eggs with embryo remains inside, and points to group nests involving long-term parental care.
Image of the Day: Skate Youngsters 
Image of the Day: Skate Youngsters 
The Scientist Staff | Nov 28, 2017
Scientists study the development of scales in skate embryos. 
Flies’ Feet Can Spread Bacteria
Flies’ Feet Can Spread Bacteria
Kerry Grens | Nov 27, 2017
Lab experiments and metagenomic analyses of flies’ resident bacteria indicate that the insects carry microbes from place to place on their legs.
Image of the Day: The Last Sloth
Image of the Day: The Last Sloth
The Scientist Staff | Nov 16, 2017
An artist’s impression suggests what the Caribbean may have looked like before humans arrived. 
Image of the Day: Tadpole Prism
Image of the Day: Tadpole Prism
The Scientist Staff | Nov 3, 2017
Scientists are making use of Xenopus tadpoles to study autism risk genes. 
Bacteria Found in Women’s Upper Reproductive Tracts
Bacteria Found in Women’s Upper Reproductive Tracts
Diana Kwon | Oct 17, 2017
A new study identifies microorganisms residing in the human fallopian tubes and uterus, but some researchers are skeptical of the findings. 
Opinion: Microbiology Needs More Math
Opinion: Microbiology Needs More Math
Mikhail Tikhonov | Oct 12, 2017
Empirical data and humans’ biased interpretations can only get so far in truly understanding life at the microscale.
Cesarean Section Results in Heavier Mouse Pups
Cesarean Section Results in Heavier Mouse Pups
Ashley Yeager | Oct 11, 2017
Vaginal birth leads to changes in the development of offsprings’ microbiomes not seen among mice born via C-section, which researchers suspect might contribute to the weight differences.
Plague Ravaging Madagascar
Plague Ravaging Madagascar
Kerry Grens | Oct 10, 2017
Nearly four dozen people have died.