Riviste scientifiche

Strange spaghetti crystals shrink when hot and wet

New Scientist - Gi, 05/07/2018 - 15:35
A crystal that becomes a spaghetti-like tangle and shrinks when exposed to water or heat could come in useful as a building material

Novichok poisoning: How could it happen again in Salisbury?

New Scientist - Gi, 05/07/2018 - 14:38
Health officials have said the risk to the public is low after a couple in Wiltshire have been exposed to the nerve agent Novichok

Our sun grew fat when a sausage collided with the Milky Way

New Scientist - Gi, 05/07/2018 - 14:14
Astronomers have discovered that a major prang between galaxies 10 billion years ago supplied extra gases that helped our sun grow

[Perspectives] NHS on screen

The Lancet - Gi, 05/07/2018 - 00:30
The camera is—almost always—kind to the UK's National Health Service (NHS), to its patients, to its staff, to the institution itself. And that is not, and has not been, the case for many other parts of Britain's welfare state. But whether in drama or documentary, the camera tends to love, caress, and cradle the NHS.

[Perspectives] Elias Mossialos: breaking down borders between politics and health

The Lancet - Gi, 05/07/2018 - 00:30
Doctor, academic, teacher, politician, and policy adviser. This combination of skills is at the core of Elias Mossialos's achievements in shaping health policy in many countries. As Professor of Health Policy at the London School of Economics and Political Science (LSE) and Imperial College London for the past 15 years, he is as committed to rigorous research as he is to changing practice in health-care systems. “I want to bring ideas out of the lecture hall and into health systems”, he says. Martin McKee, Professor of European Public Health at the London School of Hygiene & Tropical Medicine, is clear about Mossialos's contribution to global health policy developments, “Elias has spent his professional life breaking down borders.

[Perspectives] The NHS at 70: the story of our lives

The Lancet - Gi, 05/07/2018 - 00:30
“Time present and time past/ Are both perhaps present in time future/ And time future contained in time past” wrote T S Eliot in his poem “Burnt Norton” in Four Quartets, completed during World War 2. History is our compass for moving between past, present, and future. As the UK's National Health Service (NHS) celebrates its 70th anniversary on July 5, I want to pose a set of questions around the importance of history for this unique British institution. What sort of history matters? Where do we find it? What does it tell us? How can we use it? The NHS anniversary is distinct from other historical events because there are still living witnesses.

Prehistoric two-year-old could grip tree branches with her feet

New Scientist - Me, 04/07/2018 - 21:00
A young hominin who lived 3.3 million years ago had flexible feet that she could use to climb trees like a chimp, suggesting our ancestors kept this trait for a long time

The second great battle for the future of our food is underway

New Scientist - Me, 04/07/2018 - 20:00
First it was GM food. Now battle lines are being drawn over whether crops and animals modified with CRISPR gene-editing can make it on to supermarket shelves

It’s ok that the public rejected GM food – after all, we did ask

New Scientist - Me, 04/07/2018 - 20:00
Many people see the public's rejection of genetically-modified food as a failure, but I would argue it was successful public engagement, says Lesley Paterson

Trio of stars shows Einstein is still right about relativity

New Scientist - Me, 04/07/2018 - 20:00
A fundamental rule of general relativity has passed its most extreme test yet, courtesy of the movements of three distant stars

Hybrid embryos made to save the doomed northern white rhino

New Scientist - Me, 04/07/2018 - 20:00
Biologists have created hybrid rhino embryos as a first step towards creating pure northern rhino embryos and are confident they can save the species from the brink

How to stop artificial intelligence being so racist and sexist

New Scientist - Me, 04/07/2018 - 17:51
AI his frequently be biased, but a new technique may be able put fairness right at the heart of training algorithms

Will the UK’s plans to ban ‘gay conversion therapy’ succeed?

New Scientist - Me, 04/07/2018 - 16:49
Similar bans in the US have saved thousands of teens from discredited “treatments”, even though they have loopholes that allow religious advice

Facebook apologises after bug unblocks people who were blocked

New Scientist - Me, 04/07/2018 - 16:45
Blocking is often used to help Facebook users avoid abuse or harassment, but a bug meant 800,000 people lost this safeguard for a week

How to use the £20bn NHS birthday gift: an alternative wish list

New Scientist - Me, 04/07/2018 - 15:58
An extra cash injection promised for the UK's National Health Service is earmarked to go on what it wants, not what it really needs, says Luke Allen

Smoke from moorland wildfires may hold toxic blast from the past

New Scientist - Me, 04/07/2018 - 15:00
The UK’s largest wildfire for decades is almost under control, but peat burning below the ground risks spewing historical pollution back into the sky

First commercial DNA data storage service set to launch in 2019

New Scientist - Me, 04/07/2018 - 14:45
A start-up called Catalog claims it will be able to store a terabyte of data in a gram-sized DNA pellet, but questions remain over whether the technology is ready

Cash and competition make doctors prescribe fewer antibiotics

New Scientist - Me, 04/07/2018 - 13:38
Doctors in Australia and the UK are now prescribing fewer antibiotics thanks to financial incentives and a bit of competition among peers

Missing 1.5°C warming target will cost $14 trillion in floods

New Scientist - Me, 04/07/2018 - 02:00
The cost of rising sea levels caused by global warming could be in the trillions by 2100, unless governments make efforts to adapt

Increases in atmospheric carbon dioxide: Anticipated negative effects on food quality

PLoS Medicine - Ma, 03/07/2018 - 23:00

by Kristie L. Ebi, Lewis H. Ziska

In a Perspective, Kristie Ebi and Lewis Ziska discuss Weyant and colleagues' accompanying study on the projected effects of atmospheric carbon dioxide on nutrition and disease.
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