News, Seven Days, News Q&A, News Explainer and News Feature in 2015

Physicists have posted 150 manuscripts to the arXiv preprint server in the wake of December's announcement.

Postdoc dies in Chinese lab fire; private rocket returns to Earth; and lions are listed as endangered.

String theory is at the heart of a debate over the integrity of the scientific method itself.

The American Association for the Advancement of Science has reversed its decision to make chemist Patrick Harran a fellow.

Fabiola Gianotti talks to Nature ahead of taking the helm at Europe's particle-physics laboratory on 1 January.

Leak in French-built seismometer cannot be repaired in time.

Space missions, carbon capture and gravitational waves are set to shape the year.

Researchers have big hopes for Kirsty Duncan, the country’s newly appointed scientist-turned-science minister.

Prosecutors accuse researchers of spreading disease and order a halt to the culling of infected trees.

A ‘last resort’ drug to which bacteria are rapidly developing resistance is not quite the end of the antibiotic line.

University also reveals internal correspondence and other documents related to complaints against former professor Geoffrey Marcy.

Test your knowledge of the year in science.

Explosion occurred in chemistry building on Beijing campus.

Late spending bill gives the NIH and several other research agencies healthy increases.

Legislative action advances first major regulatory update in almost four decades.

Our editors' pick of this year’s most influential expert opinions.

A selection of the best and most popular long reads from Nature this year.

From CRISPR to climate change, corruption to chemical synthesis, David Parkins’s wry illustrations found the heart of every Nature Comment piece they graced.

From headless worms to driverless cars, via the epigenome and the sphere of Archimedes: it's our multimedia editors' top picks of 2015.

Highlights of the correspondence we received from readers in 2015.