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Origin of life: The chicken-and-egg problem

ScienceDaily   -   General News Websites

New research shows that slight alterations in transfer-RNA molecules (tRNAs) allow them to self-assemble into a functional unit that can replicate information exponentially. tRNAs are key elements in the evolution of early life-forms.

Mar 2, 2021

Coronavirus-like particles could ensure reliability of simpler, faster COVID-19 tests

ScienceDaily   -   General News Websites

Rapid COVID-19 tests are on the rise to deliver results faster to more people, and scientists need an easy, foolproof way to know that these tests work correctly and the results can be trusted. Nanoparticles that pass detection as the novel corona...

Mar 2, 2021

Rolling 2D van der Waals heterostructures into 1D nanotubes

Nanowerk   -   Nanotechnology Websites

The properties ofvan der Waals heterostructures can be precisely controlled by twisting the stacked atomic layers, opening the way for the use of this unique degree of freedom for the nanoscale control of composite materials and nano-devices in fu...

Mar 2, 2021

Big step toward small wires

Phys.org   -   Scientific News Websites

Researchers from Fudan University in Shanghai, Japan's National Institute for Materials Science and QUT's Centre for Materials Science have published the study, "Stable single atomic silver wires assembling into a circuitry-connecta...

Mar 2, 2021

Researcher explores contact freezing of water at the nanoscale

Phys.org   -   Scientific News Websites

At the nanoscale, water freezes in various ways, and not all of them are completely understood. Among other benefits, getting a better handle on these processes could mean big improvements in weather prediction.

Mar 2, 2021

Chemists develop unique method for production of hollow nanoparticles from liquid metal

Phys.org   -   Scientific News Websites

Chemists from ITMO University have succeeded in creating hollow nanoparticles using liquid metals. The new method will not only make these particles easier to produce, but it will also allow the properties of metal nanocapsules to be modified. An ...

Mar 2, 2021

Entirely new growth mechanism allows spontaneous folding growth of graphene

Nanowerk   -   Nanotechnology Websites

Scientists report the discovery of spontaneous folding growth of graphene on h-BN substrate via adopting a simple chemical vapor deposition method.

Mar 2, 2021

Unique Lipid Nanoparticles can Package and Deliver Gene Editing Machinery to the Liver

AZoNano   -   Nanotechnology Websites

The genome editing technology CRISPR has emerged as a powerful new tool that can change the way we treat disease. The challenge when altering the genetics of our cells, however, is how to do it...

Mar 2, 2021

Chirality and Nanotechnology Speed Up Light-Based Drug Screening

Photonics Media   -   Scientific News Websites

A team of international collaborators has introduced a drug-screening technique that relies on nanostructure chirality as its fundamental property. (Chirality is a quality that, for a physical object, means it cannot be superimposed on its mirror ...

Mar 2, 2021

New skills of Graphene: Tunable lattice vibrations

chemeurope.com   -   Scientific News Websites

Technological innovation in the last century was mainly based on the control of electrons or photons. Now, in the emerging research field of phononics, phonons or vibrations of the crystal lattice attract attention. A team at Freie Universität Be...

Mar 2, 2021

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