The gut metabolite indole-3 propionate promotes nerve regeneration and repair

Comments | Continue reading | 5 hours ago

Improving stability in two-dimensional transistors by Fermi-level tuning

The stability of graphene-based field-effect transistors with amorphous aluminium oxide serving as the top-gate oxide can be improved by tuning the Fermilevel of the two-dimensional channel material such that it maximizes the energy distance between the charge carriers in the cha … | Continue reading | 11 hours ago

Improving biodiversity protection through AI

Artificial intelligence methods can help biodiversity conservation planning in a rapidly evolving world. A framework based on reinforcement learning quantifies the trade-off between the costs and benefits of area and biodiversity protection and achieves better solutions with empi … | Continue reading | 16 hours ago

Nuclear power can help the world achieve energy independence

Russia’s invasion of Ukraine has highlighted the need to improve energy security. | Continue reading | 1 day ago

Largest bacterium ever found is surprisingly complex

‘Microorganism’ is a misnomer when it comes to centimetre-long Thiomargarita magnifica. | Continue reading | 1 day ago

Covid has deepened inequality – in six stark graphics

Troubling data show how the pandemic has exacted an unequal toll, pushing tens of millions into poverty and having the greatest effects on already-disadvantaged groups. | Continue reading | 2 days ago

Alignment of the attitude of teleoperators with that of a semiautonomous Android

Continue reading | 2 days ago

Protecting the ocean requires better progress metrics

Sixteen world leaders have now promised to protect the ocean. Researchers need to work with them to create and improve measurable indicators. | Continue reading | 2 days ago

Reading and writing habits compensate for aging effects in speech connectedness

Continue reading | 2 days ago

Event Related Potential measures of self-regulation do not predict goal pursuit

Self-regulation helps people to achieve their goals, and has been studied across modalities. Here, the authors present longitudinal evidence suggesting that common neural and behavioral measures of self-regulation derived from laboratory tasks do not predict everyday goal pursuit … | Continue reading | 2 days ago

Conference demographics and footprint changed by virtual platforms (2021)

In-person conferences have typically resulted in a large carbon footprint while limiting inclusivity of those who can attend. This analysis uses the pandemic to gauge like-for-like environmental and demographic outcomes for virtual conference attendance. | Continue reading | 2 days ago

After Roe vs. Wade: US researchers warn of what’s to come

Years of studies on abortion access foreshadow the negative economic and health effects ahead. | Continue reading | 3 days ago

Artificial Photosynthesis in the Absence of Light

Coupling a two-step electrochemical system that converts CO2 to acetate with photovoltaics increases solar-to-food energy conversion efficiency, providing an alternative route to produce food from carbon dioxide and electricity, independent of biological photosynthesis. | Continue reading | 4 days ago

What Omicron’s BA.4 and BA.5 variants mean for the pandemic

The lineages’ rise seems to stem from their ability to infect people who were immune to earlier forms of Omicron and other variants. | Continue reading | 5 days ago

Cancer cells spread aggressively during sleep

Tumour cells spread mainly when the body is resting. | Continue reading | 5 days ago

Third-party punishment by preverbal infants

Using a participatory cognitive paradigm based on gaze contingency, Kanakogi et al. show that eight-month-olds increased their selective gaze to antisocial others to punish them, suggesting that preverbal infants engage in third-party punishment. | Continue reading | 5 days ago

Rare ‘triple’ La Niña climate event looks likely – what does the future hold?

Meteorologists are forecasting a third consecutive year of La Niña. Some researchers say similar conditions could become more common as the planet warms. | Continue reading | 5 days ago

Monkeypox in Africa: the science the world ignored

African researchers have been warning about monkeypox outbreaks for years. As vaccines are deployed globally, they worry they will be left behind. | Continue reading | 5 days ago

The metastatic spread of breast cancer accelerates during sleep

A study of patients with breast cancer and mouse models demonstrates that most circulating tumour cells are generated during the rest phase of the circadian rhythm, and that these cells are highly prone to metastasize. | Continue reading | 5 days ago

Open-source language AI challenges big tech’s models

BLOOM aims to address the biases that machine-learning systems inherit from the texts they train on. | Continue reading | 6 days ago

Cancer cells spread aggressively during sleep

Tumour cells spread mainly when the body is resting. | Continue reading | 6 days ago

Women Are Credited Less in Science Than Are Men – Nature

Continue reading | 6 days ago

Cancer cells wake up when people sleep

Researchers make ‘striking’ discovery that breast cancer cells are more likely to jump into the blood when people are resting. | Continue reading | 6 days ago

Engineering topological states in atom-based semiconductor quantum dots

Precision-engineered devices consisting of a linear array of ten quantum dots are used to realize both the trivial and topological phases of the many-body Su–Schrieffer–Heeger model. | Continue reading | 6 days ago

Experiments could lift millions out of dire poverty

Randomized trials are changing the way governments and aid organizations study — and deliver — measures to reduce inequality and poverty. | Continue reading | 6 days ago

The science behind Covid’s assault on smell

The loss of the sense of smell has been a hallmark symptom of COVID-19. The mechanisms behind SARS-CoV-2’s ability to interfere with this sense — as well as why variants such as Omicron do so less frequently — are becoming clearer. | Continue reading | 6 days ago

Collisions hint that four neutrons form a transient isolated entity

Possible signature of a short-lived tetraneutron. | Continue reading | 7 days ago

Evaluation of Apple iPhone 12 Pro Lidar for an Application in Geosciences (2021)

Continue reading | 7 days ago

Unrelated Nback task mediates effect of Nback working memory on matrix reasoning

Pahor et al. find evidence across three experiments that the extent to which people improve in matrix reasoning as a result of N-back training is associated with their degree of improvement on working memory tasks similar to the training task. | Continue reading | 7 days ago

Many researchers say they’ll share data – but don’t

Reasons included a lack of informed consent or ethics approval to share; misplaced data; and that others had moved on from the project. | Continue reading | 8 days ago

An on-chip photonic deep neural network for image classification

Using a three-layer opto-electronic neural network, direct, clock-less sub-nanosecond image classification on a silicon photonics chip is demonstrated, achieving a classification time comparable with a single clock cycle of state-of-the-art digital implementations. | Continue reading | 8 days ago

Deciphering Bitcoin Blockchain Data by Cohort Analysis

Measurement(s)Death Rate • birth rate • life cycle • Age CohortTechnology Type(s)Analysis of Data Provided by User/Third PartyFactor Type(s)timeSample Characteristic - OrganismBitcoinSample Characteristic - EnvironmentUTXO-based Public BlockchainSample Characteristic - LocationWo … | Continue reading | 8 days ago

What science can do for democracy: a complexity science approach (2020)

Continue reading | 8 days ago

Nature Index Annual Tables 2022: China’s research spending pays off

Experts say the country’s strong scientific performance is likely to be sustained in the coming years. | Continue reading | 9 days ago

Automatic mapping of multiplexed social receptive fields by deep learning

High resolution descriptions of social interactions and their neural correlates are lacking. Here the authors report a pipeline enabling fully automatic multi-animal tracking during social encounters, together with simultaneous electrophysiological recordings, and show this works … | Continue reading | 10 days ago

Teams working online produce fewer ideas than those collaborating in person

How different modes of communication affect the creativity of teams. | Continue reading | 10 days ago

We regret to inform you that your choice of Deathday is no longer available

A change of pace. | Continue reading | 11 days ago

Exercise molecule burns away hunger

The metabolite Lac-Phe suppress appetite after strenuous exercise. | Continue reading | 11 days ago

Fair and Interactive Data Graphics from a Scientific Knowledge Graph

Continue reading | 12 days ago

Climate change is turning more of Central Asia into desert

The rapid expansion will have significant impacts on ecosystems and the people and animals who rely on them. | Continue reading | 12 days ago

Polar bear population discovered that can survive without sea ice

The group has adapted to hunting without sea ice, which suggests some members of the species might survive as the Arctic heats up. | Continue reading | 12 days ago

Nanokelvin-resolution thermometry at room temperature

A microscale optical thermometer with nanokelvin sensitivity makes use of the temperature dependence of the band-edge absorption in GaAs. | Continue reading | 12 days ago

7000-year-old evidence of fruit tree cultivation in the Jordan Valley, Israel

Continue reading | 12 days ago

Lexibank, a public repository of standardized wordlists with computed features

Measurement(s)expressionsTechnology Type(s)data aggregationFactor Type(s)noneSample Characteristic - Organismhuman languageSample Characteristic - Locationglobal scale | Continue reading | 12 days ago

Learn from Covid: Gates’s pandemic prescription

The philanthropist’s life-saving ideas need insights from political science. | Continue reading | 12 days ago

Automatic diagnosis of the 12-lead ECG using a deep neural network

The role of automatic electrocardiogram (ECG) analysis in clinical practice is limited by the accuracy of existing models. In that context, the authors present a Deep Neural Network (DNN) that recognizes different abnormalities in ECG recordings which matches or outperform cardio … | Continue reading | 12 days ago

Why chemists can’t quit palladium

A retracted paper highlights chemistry’s history of trying to avoid the expensive, toxic — but necessary — catalyst. | Continue reading | 12 days ago

Why Chemists Can't Quit Palladium

A retracted paper highlights chemistry’s history of trying to avoid the expensive, toxic — but necessary — catalyst. | Continue reading | 13 days ago