crow, genetics & genomics, culture
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.
Zoo Pregnancy Raises Hopes of Preserving White Rhinos
Zoo Pregnancy Raises Hopes of Preserving White Rhinos
Ashley Yeager | May 18, 2018
Victoria, a southern white rhino at the San Diego Zoo, was impregnated by artificial insemination on March 22 and, if all goes well, will birth the calf in summer 2019.
Image of the Day: <em>Xenopus</em> Pigment
Image of the Day: Xenopus Pigment
The Scientist Staff | May 18, 2018
Researchers recently used CRISPR single-guide RNAs to alter genes involved in pigmentation in frog embryos.
“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.
Origin of Frog-Killing Chytrid Fungus Found
Origin of Frog-Killing Chytrid Fungus Found
Ruth Williams | May 10, 2018
DNA evidence points to Asian amphibians as the source of a fatal disease that has been wiping out frogs across the globe.  
Genetic Screen Predicts T-Cell Lymphoma Aggression
Genetic Screen Predicts T-Cell Lymphoma Aggression
Kerry Grens | May 9, 2018
Sequencing of a single gene can spot patients with a dangerous form of mycosis fungoides better than other prognostic tests.  
Ancient Humans Had Hepatitis B
Ancient Humans Had Hepatitis B
Abby Olena | May 9, 2018
Analyses of more than 300 ancient human genomes show that Hepatitis B virus has infected humans for at least 4,500 years and has much older origins than modern viral genomes would suggest.
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.
Opinion: How We Found a New Way to Detect “Hidden Sharks”
Opinion: How We Found a New Way to Detect “Hidden Sharks”
Judith Bakker, Stefano Mariani | May 7, 2018
Given the speed and efficiency of environmental (eDNA) sampling, a much larger portion of the sea can be screened, in a shorter time, for patterns of diversity.
Monkey Hybrids Challenge Assumptions of What a Species Is
Monkey Hybrids Challenge Assumptions of What a Species Is
Jim Daley | May 4, 2018
A study finds two species of guenon monkeys in Tanzania have been mating and producing fertile offspring for generations.