Scientists

A study published today in Nature says that women are more likely than their male counterparts not to appear in research papers on which they have collaborated.

Castilla-La Mancha has sealed a farm in Toledo after a minor was hospitalised (and later discharged) after drinking water from a tap. Analyses by the Instituto de Salud Carlos III have confirmed that it is not cholera. Although the bacteria consumed is the same, in this case it did not contain the toxins that cause the disease.

The journal JAMA today publishes several articles, along with an editorial, in which the US Preventive Services Task Force recommends against the use of vitamin supplements to prevent cancers and cardiovascular disease.

The variety of current dog breeds is the product of two centuries of human intervention, which has often selected characters for extravagance or supposed aesthetics. Lluís Montoliu, president of the CSIC Ethics Committee until last February, recalls that 15% of current dog breeds have some sort of more or less serious congenital disease.

The UN-driven Sustainable Development Goals (SDGs) have influenced governments' narratives around sustainability, but have not led to substantial changes in legislative action or resource allocation, according to an analysis published in the journal Nature Sustainability that has analysed more than 3,000 studies.

British ecologist Andy Green came to Doñana three decades ago inspired by the international fame and biodiversity of these marshes, an annual meeting point for millions of migratory birds. Today he is one of the researchers from five countries "urgently" warning that groundwater extraction and strawberry crops "seriously threaten" Doñana.

The Minister of Health, Carolina Darias, announced in an interview on La Sexta that there will be a fourth dose of the covid-19 vaccine "for the entire population".

A study published in Nature identifies a metabolite produced during exercise that can effectively reduce food intake and obesity in mice. It has also been found in humans.

Brain lesions that cause spontaneous remission of tobacco addiction in humans affect a brain circuit common to different addictive behaviours, concludes a study published in Nature Medicine. Understanding this brain network opens the way to new therapies against addiction. 

A survey of emergency professionals in more than 90 countries found symptoms of "worker burnout" in 60% of respondents. These are worrying data, says the president of the European Society of Emergency Medicine (EUSEM), because "two problems converge: high levels of burnout and a shortage of professionals".