Researchers: help free the world of nuclear weapons p.7

Seventy-five years after the bombing of Hiroshima and Nagasaki, a new treaty offers renewed hope for a nuclear-free world.

doi: 10.1038/d41586-020-02274-9

doi: 10.1038/d41586-020-02285-6

NASA has launched the most ambitious Mars rover ever built: here’s what happens next p.15

Perseverance will stow away rocks for eventual delivery to Earth, and will listen for Martian sounds for the first time.

doi: 10.1038/d41586-020-02257-w

How space missions snatch pieces of other worlds and bring them back to Earth p.16

doi: 10.1038/d41586-020-02185-9

China’s coronavirus vaccines are leaping ahead – but face challenges as virus wanes p.17

Companies could struggle to enrol enough trial participants, or gather enough data to convince regulatory agencies that the shots work.

doi: 10.1038/d41586-020-02244-1

Should virus-naming rules change during a pandemic? The question divides virologists p.19

Researchers say now is bad time to introduce a system for naming viral species, when scientists are focused on the coronavirus outbreak.

doi: 10.1038/d41586-020-02243-2

The mathematician who helped to reshape physics p.20

doi: 10.1038/d41586-020-02297-2

How the pandemic might play out in 2021 and beyond p.22

doi: 10.1038/d41586-020-02278-5

Two decades of pandemic war games failed to account for Donald Trump p.26

doi: 10.1038/d41586-020-02277-6

Smallpox and other viruses plagued humans much earlier than suspected p.30

doi: 10.1038/d41586-020-02083-0

Metric for marine heatwaves suggests how these events displace ocean life p.43

doi: 10.1038/d41586-020-02172-0

Genetic drivers of high-rise rice that survives deep floods p.44

Rice in deepwater paddy fields can survive a slow-rising flood by a remarkably rapid elongation of submerged stem sections. Two genes discovered to affect this process could aid targeted improvements in crop height and flood tolerance.

doi: 10.1038/d41586-020-02059-0

Reactions for making widely used aniline compounds break norms of synthesis p.46

doi: 10.1038/d41586-020-02283-8

Evidence grows that peopling of the Americas began more than 20,000 years ago p.47

The long-debated timing of the peopling of the Americas comes into focus, thanks to some archaeological findings. What are the implications of a revised timeline for our understanding of these earliest inhabitants?

doi: 10.1038/d41586-020-02137-3

How the flame lily synthesizes a therapeutic natural product p.49

The discovery of the biosynthetic pathway for colchicine, a medicine produced by plants, holds promise for the use of metabolic-engineering approaches in producing reliably high yields of this compound.

doi: 10.1038/d41586-020-01675-0

A measurement of the equation of state of carbon envelopes of white dwarfs p.51

doi: 10.1038/s41586-020-2535-y

Small lightning flashes from shallow electrical storms on Jupiter p.55

doi: 10.1038/s41586-020-2532-1

Quantum distance and anomalous Landau levels of flat bands p.59

doi: 10.1038/s41586-020-2540-1

Exponentially faster cooling in a colloidal system p.64

doi: 10.1038/s41586-020-2560-x

Photoenzymatic enantioselective intermolecular radical hydroalkylation p.69

doi: 10.1038/s41586-020-2406-6

A photochemical dehydrogenative strategy for aniline synthesis p.75

doi: 10.1038/s41586-020-2539-7

Thermal displacement by marine heatwaves p.82

doi: 10.1038/s41586-020-2534-z

Evidence of human occupation in Mexico around the Last Glacial Maximum p.87

doi: 10.1038/s41586-020-2509-0

The timing and effect of the earliest human arrivals in North America p.93

doi: 10.1038/s41586-020-2491-6

Intracellular pH controls WNT downstream of glycolysis in amniote embryos p.98

doi: 10.1038/s41586-020-2428-0

Epigenetic regulator function through mouse gastrulation p.102

doi: 10.1038/s41586-020-2552-x

Antagonistic regulation of the gibberellic acid response during stem growth in rice p.109

doi: 10.1038/s41586-020-2501-8

Human neutralizing antibodies elicited by SARS-CoV-2 infection p.115

doi: 10.1038/s41586-020-2380-z

A human neutralizing antibody targets the receptor-binding site of SARS-CoV-2 p.120

doi: 10.1038/s41586-020-2381-y

Structure of a D2 dopamine receptor–G-protein complex in a lipid membrane p.125

doi: 10.1038/s41586-020-2379-5

Chromosomal alterations among age-related haematopoietic clones in Japan p.130

doi: 10.1038/s41586-020-2426-2

Monogenic and polygenic inheritance become instruments for clonal selection p.136

doi: 10.1038/s41586-020-2430-6

Wapl repression by Pax5 promotes V gene recombination by Igh loop extrusion p.142

doi: 10.1038/s41586-020-2454-y

Discovery and engineering of colchicine alkaloid biosynthesis p.148

doi: 10.1038/s41586-020-2546-8

Structure of replicating SARS-CoV-2 polymerase p.154

doi: 10.1038/s41586-020-2368-8