Primordial RNA May Have Contained Inosine
Primordial RNA May Have Contained Inosine
The discovery that the adenosine derivative aids self-replication adds weight to the theory that life on Earth originated from a mixture of RNA molecules.
Primordial RNA May Have Contained Inosine
Primordial RNA May Have Contained Inosine

The discovery that the adenosine derivative aids self-replication adds weight to the theory that life on Earth originated from a mixture of RNA molecules.

The discovery that the adenosine derivative aids self-replication adds weight to the theory that life on Earth originated from a mixture of RNA molecules.

culture, infectious disease, evolution
Ten-Minute Sabbatical
Ten-Minute Sabbatical
The Scientist Staff | Mar 1, 2019
Take a break from the bench to puzzle and peruse.
Archaea CRISPR Systems Grab DNA Memories During Interspecies Mating
Archaea CRISPR Systems Grab DNA Memories During Interspecies Mating
Carolyn Wilke | Mar 1, 2019
When different archaeal species mate, their CRISPR systems interact in ways that may influence their evolution.
Infographic: Fighting Malaria Drug Resistance
Infographic: Fighting Malaria Drug Resistance
Natalie Slivinski | Mar 1, 2019
The parasite that causes malaria has evolved to evade many of the drugs that researchers have developed to fight the tropical disease.
Infographic: Viruses on the Brain
Infographic: Viruses on the Brain
Ashley Yeager | Mar 1, 2019
Pathogens can take various routes to pass the blood brain barrier and damage cells.
Can the Flu and Other Viruses Cause Neurodegeneration?
Can the Flu and Other Viruses Cause Neurodegeneration?
Ashley Yeager | Mar 1, 2019
Scientists may need to seriously reconsider the cast-aside hypothesis that pathogens can play a part in diseases such as Alzheimer’s and Parkinson’s.
Are We Headed for a New Era of Malaria Drug Resistance?
Are We Headed for a New Era of Malaria Drug Resistance?
Natalie Slivinski | Mar 1, 2019
Plasmodium falciparum has shown an ability to evade everything we throw at it, most recently artemisinin-based combination therapies, today’s front-line treatment.
DNA’s Coding Power Doubled
DNA’s Coding Power Doubled
Ruth Williams | Feb 21, 2019
All life on Earth uses a genetic code based on four nucleotides. Now, scientists have created one with eight.
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.