How to reach another planet when a pandemic is hobbling yours p.167

doi: 10.1038/d41586-020-02000-5

Pulling carbon from the sky is necessary, but not sufficient p.167

doi: 10.1038/d41586-020-02001-4

Second Brazilian museum fire in two years reignites calls for reform p.175

A recent fire at a natural history museum in Minas Gerais is forcing some researchers to relive the pain of losing priceless specimens and artefacts.

doi: 10.1038/d41586-020-01990-6

Welcome anyons! Physicists find best evidence yet for long-sought 2D structures p.176

The ‘quasiparticles’ defy the categories of ordinary particles and herald a potential way to build quantum computers.

doi: 10.1038/d41586-020-01988-0

Six months of coronavirus: the mysteries scientists are still racing to solve p.178

From immunity to the role of genetics, Nature looks at five pressing questions about COVID-19 that researchers are tackling.

doi: 10.1038/d41586-020-01989-z

‘The epidemic is growing very rapidly’: Indian government adviser fears coronavirus crisis will worsen p.180

Jayaprakash Muliyil says coronavirus infections are rising rapidly in the country, and the surprisingly low death rate could be misleading.

doi: 10.1038/d41586-020-01865-w

Former Harvard researcher who sexually harassed postdoc sparks turmoil at Italian institute p.182

A research institute that appointed Pier Paolo Pandolfi as its scientific director has reversed its decision after internal protests.

doi: 10.1038/d41586-020-01987-1

Countdown to Mars: three daring missions take aim at the red planet p.184

doi: 10.1038/d41586-020-01861-0

How a small Arab nation built a Mars mission from scratch in six years p.190

doi: 10.1038/d41586-020-01862-z

Going back in time for an antibody to fight COVID-19 p.203

Efforts are intensifying to try to harness antibodies as a therapy for COVID-19. A study reveals the insights that can be gained from antibodies made by a person who had a coronavirus infection that caused the disease SARS.

doi: 10.1038/d41586-020-01816-5

Removal of atmospheric CO₂ by rock weathering holds promise for mitigating climate change p.204

doi: 10.1038/d41586-020-01965-7

An antiviral response beyond immune cells p.206

Fibroblast, epithelial and endothelial cells are more than just the scaffold of an organ — it emerges that they communicate with immune cells and are primed to launch organ-specific gene-expression programs for antiviral defence.

doi: 10.1038/d41586-020-01916-2

Strands of evidence about cancer evolution p.207

DNA damage can cause mutations due to failure of DNA repair and errors during DNA replication. Tracking the strand of the DNA double helix on which damage occurs has shed light on processes that affect tumour evolution.

doi: 10.1038/d41586-020-01815-6

Asymmetric mass ratios for bright double neutron-star mergers p.211

doi: 10.1038/s41586-020-2439-x

Tunable correlated states and spin-polarized phases in twisted bilayer–bilayer graphene p.215

doi: 10.1038/s41586-020-2260-6

Tunable spin-polarized correlated states in twisted double bilayer graphene p.221

doi: 10.1038/s41586-020-2458-7

Large-scale integration of artificial atoms in hybrid photonic circuits p.226

doi: 10.1038/s41586-020-2441-3

Coherent control of a surface structural phase transition p.232

doi: 10.1038/s41586-020-2440-4

A mobile robotic chemist p.237

doi: 10.1038/s41586-020-2442-2

Potential for large-scale CO₂ removal via enhanced rock weathering with croplands p.242

doi: 10.1038/s41586-020-2448-9

A Cambrian crown annelid reconciles phylogenomics and the fossil record p.249

doi: 10.1038/s41586-020-2384-8

Structure and flexibility in cortical representations of odour space p.253

doi: 10.1038/s41586-020-2451-1

Insights into variation in meiosis from 31,228 human sperm genomes p.259

doi: 10.1038/s41586-020-2347-0

Pervasive lesion segregation shapes cancer genome evolution p.265

doi: 10.1038/s41586-020-2435-1

Extensive signal integration by the phytohormone protein network p.271

doi: 10.1038/s41586-020-2460-0

Transcriptional regulation of strigolactone signalling in Arabidopsis p.277

doi: 10.1038/s41586-020-2382-x

Identifying SARS-CoV-2-related coronaviruses in Malayan pangolins p.282

doi: 10.1038/s41586-020-2169-0

Isolation of SARS-CoV-2-related coronavirus from Malayan pangolins p.286

doi: 10.1038/s41586-020-2313-x

Cross-neutralization of SARS-CoV-2 by a human monoclonal SARS-CoV antibody p.290

doi: 10.1038/s41586-020-2349-y

Structural cells are key regulators of organ-specific immune responses p.296

doi: 10.1038/s41586-020-2424-4

Systematic quantitative analysis of ribosome inventory during nutrient stress p.303

doi: 10.1038/s41586-020-2446-y

Molecular architecture of the human 17S U2 snRNP p.310

doi: 10.1038/s41586-020-2344-3

Femtosecond-to-millisecond structural changes in a light-driven sodium pump p.314

doi: 10.1038/s41586-020-2307-8