Riviste scientifiche

Plasma jet engines that could take you from the ground to space

New Scientist - Ve, 19/05/2017 - 15:50
Jet engines that compress gas into a plasma have been successfully tested at ground level for the first time

Human blood stem cells grown in the lab for the first time

New Scientist - Ve, 19/05/2017 - 13:30
Two labs have found a way to create cells that can form new blood – paving the way for donor-free blood transfusions and bone marrow transplants

Mussel gloop can be used to make wounds knit without any scars

New Scientist - Ve, 19/05/2017 - 13:00
Secretions from mussels together with a synthesised skin protein create the ultimate glue – one that seamlessly meshes together skin wounds in rats

Titan’s riverbeds show a terrain built more like Mars than Earth

New Scientist - Gi, 18/05/2017 - 21:00
Saturn’s largest moon resembles Earth with its rivers and mountains, but it came by its topography very differently - and could still be active today

UK government watchdog examining political use of data analytics

New Scientist - Gi, 18/05/2017 - 19:29
The Information Commissioner has started a formal investigation into the use of data by political parties, including the use of Facebook and Twitter

Rising seas could double the number of severe coastal floods

New Scientist - Gi, 18/05/2017 - 18:43
An increase in sea level of between just 5 and 10 centimetres could make devastating weather events come every 25 years rather than every 50 years

Narwhals could help us measure melting glaciers underwater

New Scientist - Gi, 18/05/2017 - 18:05
A project off Greenland will tag whales with sensors to measure sea temperatures and ice melt in hard-to-reach places, improving predictions of sea-level rise

Mass landfills are saving endangered vultures from extinction

New Scientist - Gi, 18/05/2017 - 17:46
Endangered Egyptian vultures thrive near open garbage sites, which have helped some bounce back – but EU regulations threaten to shut the sites down

Remote Pacific island found buried under tonnes of plastic waste

New Scientist - Gi, 18/05/2017 - 16:30
A tiny, otherwise pristine island is smothered by our blast from the past: vast amounts of decades-old plastic from around the world

Unshackled, big auto will keep choking the world on diesel fumes

New Scientist - Gi, 18/05/2017 - 16:29
We now know diesel vehicles pollute more than they should to deadly effect everywhere, but the real scandal is government foot-dragging, says Olive Heffernan

Driest ten months in 100 years recorded in southern England

New Scientist - Gi, 18/05/2017 - 14:30
The last 10 months were the driest July to April for southern England in records stretching back more than 100 years, figures reveal  

[Correspondence] Open letter to WHO DG candidates: reply from David Nabarro

The Lancet - Gi, 18/05/2017 - 12:42
I thank Katherine Brown and colleagues for their letter (May 13, p 1879).1

Vultures smear their faces in red mud which they use as makeup

New Scientist - Gi, 18/05/2017 - 11:45
The endangered Egyptian vultures have taken to mud baths and painting their faces at their stronghold in the Canaries. But why do they care about cosmetics?

[Correspondence] Sania Nishtar is the health leader that the world needs

The Lancet - Gi, 18/05/2017 - 10:41
Dr Sania Nishtar is the ideal person to lead WHO and we urge the world's 194 health ministers to elect her as the next Director–General (DG) in the coming World Health Assembly. Every health minister at the World Health Assembly will be aware of the wide and deep challenges facing WHO and global public health, and will be cognisant of the need to find the best leader. This is not a claim we make lightly. Many of the arguments for our claim are set out in detail in Nishtar's published manifesto,1 but some of the more important points bear repeating.

Hundreds of newly-discovered plants may yield new crops or drugs

New Scientist - Gi, 18/05/2017 - 02:01
Even as we discover promising new wild relatives of key crops and medicinal plants, some of them are already endangered by pests and climate change  

Frog skeleton allows them to jump horizontally or vertically

New Scientist - Gi, 18/05/2017 - 02:01
Astonishingly complex bone movements visualised in lab experiments allow some frogs to take off upwards or forwards, propelled by knees or hips  

Fish boost photosynthesis by wafting water around corals

New Scientist - Gi, 18/05/2017 - 02:01
Call it a fin fan. The action of damselfish swimming between coral branches helps the algae inside corals to increase their photosynthesis

Beaver dams keeps streams cool and protect sensitive fish

New Scientist - Me, 17/05/2017 - 22:00
We used to think that beaver dams warmed up stream waters as felling trees to build them reduces shade. Now it seems the opposite might be true

What the end of the atomic renaissance means for nuclear power

New Scientist - Me, 17/05/2017 - 20:00
The next generation of nuclear reactors was meant to bring cheaper, safer power. Where are they, and can they save the industry from bankruptcy and closure?

Automation will have a bigger impact on jobs in smaller cities

New Scientist - Me, 17/05/2017 - 18:30
More migration to megacities is expected in the next few decades, because they have more jobs that are resilient to automation than smaller urban areas
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