ScienceAlert on MSN

This RNA almost self-replicates, which could explain life's origins

(Christoph Burgstedt/iStock/Getty Images Plus) The RNA world hypothesis posits that molecules made up of ribonucleic acids ...
Morning Overview on MSN

RNA that nearly self-replicates offers new clues to life’s origins

A strand of RNA just 45 nucleotides long can copy its own complementary sequence in frozen conditions that may resemble early ...
Nature

Genotype-Phenotype Mapping and Evolutionary Dynamics in RNA

The relationship between RNA sequences and their resultant structures is central to understanding evolutionary processes and molecular robustness. Genotype–phenotype mapping studies reveal how subtle ...
Science Daily

Chemists recreate how RNA might have reproduced for first time

Chemists have demonstrated how RNA (ribonucleic acid) might have replicated itself on early Earth -- a key process in the origin of life. Chemists at UCL and the MRC Laboratory of Molecular Biology ...
insider.si.edu

The RNA world : the nature of modern RNA suggests a prebiotic RNA world / edited by Raymond F. Gesteland, John F. Atkins

Prospects for understanding the origin of the RNA world / Gerald F. Joyce and Leslie E. Orgel -- Reading the palimpsest: contemporary biochemical data and the RNA world / Steven A. Benner ... [et al.] ...
Phys.org

Chemists show how RNA might have started to make proteins on early Earth

Chemists at University College London have shown how two of biology's most fundamental ingredients, RNA (ribonucleic acid) and amino acids, could have spontaneously joined together at the origin of ...
GEN

RNA Expands Its Clinical Clout

DNA is the backbone of the genetic code so, logically, decoding and understanding the genetic sequence along with epigenetic modifications came first. Yet, RNA and the emerging field of ...
Ars Technica

Tiny, 45 base long RNA can make copies of itself

There are plenty of unanswered questions about the origin of life on Earth. But the research community has largely reached consensus that one of the key steps was the emergence of an RNA molecule that ...
Phys.org

Clearing circular RNA from cells extends lifespan, C. elegans study reveals

Cells in our bodies produce RNA based on genetic information stored in DNA, and RNA serves as a blueprint for making proteins. Researchers at KAIST have discovered a new phenomenon: Removing "circular ...
Nanowerk

A built-in 'hairpin' prevents rogue CRISPR RNAs

Bacteria independently evolved similar RNA hairpin structures to fix a wasteful flaw in different CRISPR immune systems, ...
insider.si.edu

The RNA world : the nature of modern RNA suggests a prebiotic RNA / edited by Raymond F. Gesteland, Thomas R. Cech, John F. Atkins

Before RNA and after : geophysical and geochemical constraints on molecular evolution / Stephen J. Mojzsis, Ramanarayanan Krishnamurthy, and Gustaf Arrhenius -- Prospects for understanding the origin ...