Barley fuelled farmers’ spread onto Tibetan plateau
Cold-tolerant crop enabled high-altitude agriculture some 3,600 years ago.
Crisis mappers turn to citizen scientists
Crowdsourced disaster surveys strive for more reliability in online collaboration.
‘Platinum’ genome takes on disease
Disease sites targeted in assembly of more-complete version of the human genome sequence.
The Great Depression
Depression causes a greater burden of disability than any other condition, yet it is widely undiagnosed and untreated. In this special collection of articles, Nature asks why that burden is so great, how science is helping and where research is running aground.
Twisted light sends Mozart image over record distance
Vienna demonstration shows that the technology can boost data capacity of laser beams over long distances.
Half of stars lurk outside galaxies
Rocket experiment captures glow attributed to renegade stars in intergalactic space.
Models overestimate Ebola cases
Rate of infection in Liberia seems to plateau, raising questions over the usefulness of models in an outbreak.
A quantum world arising from many ordinary ones
Radical theory proposes that interactions between classical worlds can explain some quantum phenomena.
Physicists see potential dark matter from the Sun
X-ray data hinting at axion particles draw interest and cautionary warnings.
Ebola by the numbers: The size, spread and cost of an outbreak
The Ebola outbreak in West Africa continues to rage, with the number of people infected roughly doubling every 3–4 weeks. More than 8,000 people are thought to have contracted the disease, and almost half of those have died, according to the World Health Organization. Although these estimates are already staggering, the situation on the ground means that not all cases and deaths are being reported, so the true extent is likely to be much greater.