Liquid brine veins, where RNA molecules can replicate, surround solid ice crystals in water ice, as seen with an electron microscope. Chemists at UCL and the MRC Laboratory of Molecular Biology have ...

Now, a pair of Scripps Research Institute scientists has taken a significant step toward answering that question. The scientists have synthesized for the first time RNA enzymes that can replicate ...

It may contain inaccuracies due to the limitations of machine translation. A microscope image of SARS-CoV-2, the virus that causes COVID-19. Credit: NIAID The number of confirmed cases of the novel ...

This story is part of a larger series on viroids and virusoids, small infectious RNAs. It is also the sixth installment in a series on hepatitis D virus, a virusoid-like pathogen that causes serious ...

They say that change takes time. Well, that's not the case for RNA. The small biological molecule acts like a switchboard operator, capable of changing its shape every few milliseconds so it can ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." For 400 million years, a leading hypothesis claims, Earth was an “RNA World,” meaning that life must’ve ...

For 400 million years, a leading hypothesis claims, Earth was an “RNA World,” meaning that life must’ve first replicated from RNA before the arrival of proteins and DNA. Unfortunately, scientists have ...