Syria after the earthquakes: what researchers can do to help p.7

Equipment and expert aid are urgently needed for 4.7 million people in the country’s neglected northwest.

doi: 10.1038/d41586-023-00571-7

Will the world ever see another IPCC-style body? p.7

Many have sought to copy the IPCC. A new book explains why the panel’s all-encompassing scientific assessments are hard to replicate.

doi: 10.1038/d41586-023-00572-6

Third patient free of HIV after receiving virus-resistant cells p.13

But the risks associated with the procedure mean it is unlikely to be used widely in its current form.

doi: 10.1038/d41586-023-00479-2

Big dino, little dino: how T. rex’s relatives changed their size p.14

‘Impressive’ fossil analysis reveals why some dinosaurs were massive but their cousins were tiny.

doi: 10.1038/d41586-023-00549-5

How will AI change mathematics? Rise of chatbots highlights discussion p.15

Machine-learning tools already help mathematicians to formulate new theories and solve tough problems. But they’re set to shake up the field even more.

doi: 10.1038/d41586-023-00487-2

US lawsuit threatens access to abortion drug: the science behind the case p.16

doi: 10.1038/d41586-023-00529-9

Was famed poet Pablo Neruda poisoned? Scientists warn case not closed p.18

Forensic investigation uncovers evidence that a lethal bacterium could have been in his body when he died.

doi: 10.1038/d41586-023-00525-z

Electrodes build themselves inside the bodies of live fish p.19

Substance that transforms into a conductive polymer using the body’s own chemistry could improve implantable electronics.

doi: 10.1038/d41586-023-00544-w

How Nature readers are using ChatGPT p.20

Eighty per cent of respondents have used AI chatbots — and 57% say they use them for ‘creative fun’.

doi: 10.1038/d41586-023-00500-8

How did life begin? One key ingredient is coming into view p.22

doi: 10.1038/d41586-023-00574-4

How to tackle political polarization — the researchers trying to bridge divides p.26

doi: 10.1038/d41586-023-00573-5

Carbon stocks of billions of individual African dryland trees estimated p.35

An inventory of nearly 10 billion individual trees has been compiled for the African drylands, estimating biomass and carbon stocks. The data will aid dryland restoration projects and assessments of the land carbon budget.

doi: 10.1038/d41586-023-00531-1

A gut reaction can tune tumour fate during chemotherapy p.36

The discovery that molecules produced by gut microorganisms can affect immune cells, and thus the success of chemotherapy for pancreatic cancer, points the way towards the use of nutritional interventions to improve outcomes.

doi: 10.1038/d41586-023-00476-5

Black holes and neutron stars beat alike when bright p.38

Multi-wavelength observations of radiation from a bright neutron-star system show signatures similar to that of a black-hole binary, suggesting that the accretion mechanism is the same for all such sources at high luminosities.

doi: 10.1038/d41586-023-00532-0

Rainfall affects interactions between plant neighbours p.39

Neighbouring plants affect the performance both of their own species and that of other species. How these interactions vary with rainfall might explain patterns of plant diversity and predict responses to global environmental change.

doi: 10.1038/d41586-023-00267-y

The genomic history of ice-age Europeans p.41

An extensive genomic time series has been produced for 356 humans from across ice-age Europe. The data reveal how climate change affected the ranges of hunter-gatherer populations as they developed diverse cultures.

doi: 10.1038/d41586-023-00371-z

Drug trial for Alzheimer’s disease is a game changer p.42

An antibody treatment reduces measurements of brain abnormalities called amyloid plaques in people with Alzheimer’s disease, and lessens clinical decline. This result will help in developing therapies to treat and prevent the disease.

doi: 10.1038/d41586-023-00393-7

A shared accretion instability for black holes and neutron stars p.45

doi: 10.1038/s41586-022-05648-3

Critical role of hydrogen for superconductivity in nickelates p.50

doi: 10.1038/s41586-022-05657-2

Disorder-tuned conductivity in amorphous monolayer carbon p.56

doi: 10.1038/s41586-022-05617-w

Ladderphane copolymers for high-temperature capacitive energy storage p.62

doi: 10.1038/s41586-022-05671-4

Electrochemical reactor dictates site selectivity in N-heteroarene carboxylations p.67

doi: 10.1038/s41586-022-05667-0

Optimal nitrogen rate strategy for sustainable rice production in China p.73

doi: 10.1038/s41586-022-05678-x

Sub-continental-scale carbon stocks of individual trees in African drylands p.80

doi: 10.1038/s41586-022-05653-6

Oceanic climate changes threaten the sustainability of Asia’s water tower p.87

doi: 10.1038/s41586-022-05643-8

Primary N₂–He gas field formation in intracratonic sedimentary basins p.94

doi: 10.1038/s41586-022-05659-0

Effects of moisture and density-dependent interactions on tropical tree diversity p.100

doi: 10.1038/s41586-023-05717-1

Annelid functional genomics reveal the origins of bilaterian life cycles p.105

doi: 10.1038/s41586-022-05636-7

Essential elements of radical pair magnetosensitivity in Drosophila p.111

doi: 10.1038/s41586-023-05735-z

Palaeogenomics of Upper Palaeolithic to Neolithic European hunter-gatherers p.117

doi: 10.1038/s41586-023-05726-0

Chemically defined cytokine-free expansion of human haematopoietic stem cells p.127

doi: 10.1038/s41586-023-05739-9

FXR inhibition may protect from SARS-CoV-2 infection by reducing ACE2 p.134

doi: 10.1038/s41586-022-05594-0

Spike and nsp6 are key determinants of SARS-CoV-2 Omicron BA.1 attenuation p.143

doi: 10.1038/s41586-023-05697-2

Active eosinophils regulate host defence and immune responses in colitis p.151

doi: 10.1038/s41586-022-05628-7

Targeting TBK1 to overcome resistance to cancer immunotherapy p.158

doi: 10.1038/s41586-023-05704-6

Microbiota-derived 3-IAA influences chemotherapy efficacy in pancreatic cancer p.168

doi: 10.1038/s41586-023-05728-y