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Medical research: Treat ageing

mercredi 23 juillet 2014 par Luigi Fontana, Brian K. Kennedy, Valter D. Longo, Douglas Seals, Simon Melov
By 2050, the number of people over the age of 80 will triple globally. These demographics could come at great cost to individuals and economies. Two groups describe how research in animals and humans should be refocused to find ways to delay the onset of (...)

Science visualization: Branching arguments

mercredi 23 juillet 2014 par Kevin Padian
Kevin Padian considers two books on tree diagrams and what they can represent.

Books in brief

mercredi 23 juillet 2014 par Barbara Kiser
When Nature's former news editor Gaia Vince set off on a two-year, six-continent trek, her aim was inspired: to explore empirically, amid biodiversity collapse and global climate change, how the planet and its ingenious humans are faring. Digging beneath the scree of statistics, (...)

BRAIN initiative: Brain secrets cheap at twice the price

mercredi 23 juillet 2014 par Anuj K. Rastogi
The Apollo space missions cost more than US$100 billion in today's terms, the Large Hadron Collider $10 billion and the development of the Airbus A380 $15 billion — making the projected $4.5 billion for the BRAIN (Brain Research through Advancing Innovative Neurotechnologies) initiative look (...)

Data storage: Overcome hurdles to global databases

mercredi 23 juillet 2014 par Venceslas Goudiaby, Pieter A. Zuidema, Godefridus M. J. Mohren
We suggest some pointers to guarantee the long-term storage, accessibility and reliability of international research data sets.Data owners, peer-reviewed journals, research institutes and universities have cited various problems with the feasibility of establishing global databases — including (...)

Environment: China's land creation project stands firm

mercredi 23 juillet 2014 par Yansui Liu, Yuheng Li
We contest the views of Peiyue Li and colleagues on the geological implications of land creation projects in China, particularly for Yan'an city (see Nature510, 29–31; 10.1038/510029a2014).The Yan'an project has created flat ground by levelling hills (...)

Weed control: Tactics to stamp out herbicide resistance

mercredi 23 juillet 2014 par Margaret Mellon
The rise of weeds that are resistant to the herbicide glyphosate has led many US farmers to seek permission from the Environmental Protection Agency to use more-dangerous herbicides, such as propazine (see Nature510, 187;10.1038/510187a2014). To deal with this (...)

Diversity: Equal access

mercredi 23 juillet 2014 par Virginia Gewin
Universities seek to recreate the success of one institution's mentorship programme for minorities in science.

Academia: Postdoc policies probed

mercredi 23 juillet 2014
Survey discloses US institutions' compensation, programmes and services for postdocs.

A long way from home

mercredi 23 juillet 2014 par Sylvia Spruck Wrigley
Distant memories.

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