stem cells, microbiology, developmental biology, evolution
Present-Day Arboreal Birds Have Ground-Dwelling Past
Present-Day Arboreal Birds Have Ground-Dwelling Past
Sukanya Charuchandra | May 24, 2018
A mass extinction event from an asteroid hitting Earth wiped out forests and, concurrently, tree-dwelling birds.  
What Made Human Brains So Big?
What Made Human Brains So Big?
Ashley Yeager | May 24, 2018
Ecological challenges such as finding food and creating fire may have led the organ to become abnormally large, a new computer model suggests.
Opinion: Should Human-Animal Chimeras Be Granted “Personhood”?
Opinion: Should Human-Animal Chimeras Be Granted “Personhood”?
John D. Loike | May 23, 2018
Determining which products of advanced biotechnology are deserving of legal protections is essential to our own social architecture.
Animals’ Embryonic Organizer Now Discovered in Human Cells
Animals’ Embryonic Organizer Now Discovered in Human Cells
Jim Daley | May 23, 2018
The finding confirms that a cluster of cells that directs the fate of other cells in the developing embryo is evolutionarily conserved across the animal kingdom.
Nipah Virus Kills 10 in India
Nipah Virus Kills 10 in India
Kerry Grens | May 22, 2018
Fruit bats are a reservoir for the disease, which can cause brain damage.
Lizards’ Green Blood Evolved Four Times
Lizards’ Green Blood Evolved Four Times
Kerry Grens | May 16, 2018
The uncommon hue is present in skinks that aren’t closely related, but the advantage of the odd trait remains anyone’s guess.  
“Minibrains” May Soon Include Neanderthal DNA
“Minibrains” May Soon Include Neanderthal DNA
Ashley Yeager | May 14, 2018
Brain organoids engineered to carry the genetic material could reveal how our brains are similar to and different from those of our closest relatives.
FDA Seeks to Block Two Unregulated Stem Cell Clinics
FDA Seeks to Block Two Unregulated Stem Cell Clinics
Jim Daley | May 11, 2018
Two patients became legally blind after receiving treatments at the facilities.
Stanley Falkow, Father of Molecular Microbial Pathogenesis, Dies
Stanley Falkow, Father of Molecular Microbial Pathogenesis, Dies
Catherine Offord | May 9, 2018
The microbiologist was known for his work on bacterial antibiotic resistance and infectious disease.
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.