Nuclear power: Desperately seeking plutonium
NASA has 35 kilograms of plutonium-238 to power its deep-space missions — but that will not get it very far.
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.