DNA’s Coding Power Doubled
DNA’s Coding Power Doubled
All life on Earth uses a genetic code based on four nucleotides. Now, scientists have created one with eight.
DNA’s Coding Power Doubled
DNA’s Coding Power Doubled

All life on Earth uses a genetic code based on four nucleotides. Now, scientists have created one with eight.

All life on Earth uses a genetic code based on four nucleotides. Now, scientists have created one with eight.

resource sharing, genetics & genomics, evolution, culture
The Mirror Test Peers Into the Workings of Animal Minds
The Mirror Test Peers Into the Workings of Animal Minds
Carolyn Wilke | Feb 21, 2019
Nearly 50 years after its development, only a handful of creatures have passed the self-awareness exam. A new attempt with fish highlights a debate over the test’s use and meaning.
Gene Drive–Equipped Mosquitoes Released into Lab Environment
Gene Drive–Equipped Mosquitoes Released into Lab Environment
Jef Akst | Feb 20, 2019
The large-scale experiments aim to test how the technology would fare in the wild, if deployed to knock down populations of the pests.
Longevity Clues Tucked in Great White Shark Genome
Longevity Clues Tucked in Great White Shark Genome
Ashley Yeager | Feb 19, 2019
Certain adaptations identified in the fish’s DNA linked to wound healing, cancer protection, and a long life.
Image of the Day: Water Sensors
Image of the Day: Water Sensors
Carolyn Wilke | Feb 19, 2019
Zebrafish detect water movement around them through signals sent to the brain by cells containing tiny hairs.
Image of the Day: Gnashers
Image of the Day: Gnashers
Carolyn Wilke | Feb 18, 2019
A mollusk grows magnetic teeth so tough they can grind down rocks.  
Ribosomal DNA Can Predict an Animal’s Age
Ribosomal DNA Can Predict an Animal’s Age
Abby Olena | Feb 14, 2019
A clock constructed of rDNA methylation sites can estimate both chronological and biological age across species.
Fossilized Tubes Point to Super-Ancient Mobile Organisms
Fossilized Tubes Point to Super-Ancient Mobile Organisms
Jef Akst | Feb 12, 2019
If the structures identified in a 2.1-billion-year-old rock are really signs of burrowing organisms, it would push back the earliest known mobile organisms by 1.5 billion years.
Preliminary Results Point to Success of In Vivo Gene Editing
Preliminary Results Point to Success of In Vivo Gene Editing
Carolyn Wilke | Feb 12, 2019
Two studies show signs that the introduced DNA is functioning, but it’s too early to know if patients actually benefit.
UC Berkeley Team to Be Awarded CRISPR Patent
UC Berkeley Team to Be Awarded CRISPR Patent
Kerry Grens | Feb 11, 2019
The group had argued that a patent given to the Broad Institute overlapped with this one.