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Evolution Mar 2, 2021

The chicken-and-the-egg problem: tRNAs are key elements in the evolution of early life forms

A Ludwig-Maximilians-Universitaet (LMU) in Munich team has shown that slight alterations in transfer-RNA molecules (tRNAs) allow them to self-assemble into a functional unit that can replicate information exponentially. tRNAs ...

Evolution Mar 1, 2021

How 'great' was the great oxygenation event?

Around 2.5 billion years ago, our planet experienced what was possibly the greatest change in its history: According to the geological record, molecular oxygen suddenly went from nonexistent to becoming freely available everywhere. ...

Cell & Microbiology Feb 18, 2021

Europe's largest meteorite crater is home to deep ancient fungi

Fractured rocks of impact craters have been suggested as suitable environments for deep colonization of microbial communities. In a new study published in Communications Earth & Environment, a team of researchers shows that ...

Biotechnology Feb 8, 2021

Genetic 'cut and paste' to achieve more nutritious and resistant plants

A team of researchers from the Institute of Plant Molecular and Cellular Biology (IBMCP), mixed center of the Polytechnic University of Valencia (UPV) and the Spanish National Research Council (CSIC), has taken another step ...

Cell & Microbiology Feb 2, 2021

Researchers discover an immense hydrocarbon cycle in the world's ocean

Hydrocarbons and petroleum are almost synonymous in environmental science. After all, oil reserves account for nearly all the hydrocarbons we encounter. But the few hydrocarbons that trace their origin to biological sources ...

Plants & Animals Feb 2, 2021

Researchers identify micro-organisms that could help vegetables grow better

For vegetables to grow well, it is not enough to just give them sunlight and water. They need a whole community of micro-organisms to help them grow healthily.

Cell & Microbiology Feb 1, 2021

From biofuels and other chemicals to methane production: Study peers into the mysteries of a goat's gut

Michelle O'Malley has long been inspired by gut microbes. Since she began studying the herbivore digestive tract, the UC Santa Barbara chemical engineering professor has guided several students to their doctoral degrees, ...

Cell & Microbiology Jan 21, 2021

Message in a bottle: Info-rich bubbles respond to antibiotics

Once regarded as merely cast-off waste products of cellular life, bacterial membrane vesicles (MVs) have since become an exciting new avenue of research, due to the wealth of biological information they carry to other bacteria ...

Earth Sciences Jan 19, 2021

Using 100-million-year-old fossils and gravitational-wave science to predict Earth's future climate

A group of international scientists, including an Australian astrophysicist, has used findings from gravitational wave astronomy (used to find black holes in space) to study ancient marine fossils as a predictor of climate ...

Cell & Microbiology Jan 13, 2021

Scientists model protein behavior of archaeal viruses to crack protein folding mystery

Scientists from the Pacific Quantum Center of Far Eastern Federal University (FEFU) report that the slipknot-structure AFV3-109 protein folds and unfolds depending on temperature. The protein is typical for the archaea, viruses ...

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