Vaccinations and past infections reduce risk of spreading covid-19
Inmates in Californian prisons who got covid-19 during the omicron wave were less likely to pass it onto their cellmates if they had been vaccinated or had been infected before…
Some screen use before bedtime might be OK for your sleep after all
The blue light that smartphone and laptop screens give off may not affect your sleep if you only get a small dose of it Health 5 September 2022 By Jason…
The Pope’s AI adviser on ensuring algorithms respect human dignity
Franciscan monk Paolo Benanti is the brains behind the Rome Call, a pact aimed at making sure artificial intelligence is developed with ethics in mind. He tells us why religions…
The Amazon rainforest has already reached a crucial tipping point
By Luke Taylor Trees in many parts of the Brazilian Amazon are being cut down and burned to make space for agriculture Kristof Bellens/EyeEm/Alamy Indigenous leaders from the nine countries…
Denmark’s ban of artificial trans fats saved 1200 lives over 16 years
Banning the addition of artificial trans fats to food in 2003 is thought to have saved 1200 lives in Denmark between 1991 and 2007 Health 5 September 2022 By Alice…
Legionnaires’ disease may be cause of mystery pneumonia in Argentina
Lab tests suggest that Legionella bacteria are involved in an 11-person outbreak of unexplained pneumonia cases at a private medical clinic in Tucumán Health 5 September 2022 By Carissa Wong…
Making Australia’s native animals poisonous could curb feral cats
An implant embedded in Australian animals that releases lethal poison when feral cats eat them could stop species being driven to extinction by cat predation Environment 5 September 2022 By…
Outdated research on HRT is letting people down
It’s time to be clear about the evidence around hormone replacement therapy and let people make up their own minds Health | Leader 31 August 2022 SHEILA TERRY/SCIENCE PHOTO LIBRARY…
How miracle berries turn sour foods sweet
The fruit of Synsepalum dulcificum, a plant native to West Africa, doesn’t taste sugary on its own, but any sour food you eat afterwards will turn miraculously sweet Humans 31…
The Directors review: Five intimate short films about psychosis
Five people in recovery from psychosis guide artist Marcus Coates as he recreates aspects of their experience in this series of disorienting and sometimes very frightening short films, finds Simon…