p.471

The University of Liverpool is planning to make lay-offs on the basis of controversial measures. How should the global movement for responsible research respond?

doi: 10.1038/d41586-021-01991-z

p.472

A United Nations study of world science is a wake-up call that richer countries must also shift science towards the SDGs.

doi: 10.1038/d41586-021-01992-y

p.479

Easing restrictions amid rising infections raises the risk of new variants emerging and risks the health of those who are not vaccinated, say researchers around the world.

doi: 10.1038/d41586-021-01938-4

p.481

Researchers question the value of the experiment — which involved sewing together male and female rats and led to the birth of live young.

doi: 10.1038/d41586-021-01885-0

p.482

Children get long COVID too, but researchers are still working to determine how frequently and how severely.

doi: 10.1038/d41586-021-01935-7

p.483

Science agencies such as ARPA-Health hope to replicate the success of the US Defense Advanced Research Projects Agency, but researchers question whether they will thrive.

doi: 10.1038/d41586-021-01878-z

p.484

Growing evidence suggests that the coronavirus causes ‘brain fog’ and other neurological symptoms through multiple mechanisms.

doi: 10.1038/d41586-021-01693-6

p.486

doi: 10.1038/d41586-021-01966-0

p.495

A material system known as magic-angle twisted trilayer graphene exhibits superconductivity. The observation that this superconductivity persists under a strong magnetic field could lead to advances in quantum computation.

doi: 10.1038/d41586-021-01890-3

p.496

Light sources known as free-electron lasers can produce intense X-ray radiation for a wide range of applications. The process usually needs huge particle accelerators, but an experiment shows how to overcome this limitation.

doi: 10.1038/d41586-021-01892-1

p.497

Sophisticated numerical simulations reveal that the beautiful structure of a sponge known as Venus’s flower basket reduces hydrodynamic drag, and probably aids the capture of food particles, as well as sperm for sexual reproduction.

doi: 10.1038/d41586-021-01891-2

p.499

The structure of rhodopsin, an archetypal member of the G-protein-coupled family of receptors, in complex with its specific kinase enzyme, reveals the molecular mechanism of the first step of receptor inactivation.

doi: 10.1038/d41586-021-01873-4

p.501

doi: 10.1038/s41586-021-03578-0

p.511

doi: 10.1038/s41586-021-03636-7

p.516

doi: 10.1038/s41586-021-03678-x

p.521

doi: 10.1038/s41586-021-03679-w

p.526

doi: 10.1038/s41586-021-03685-y

p.532

doi: 10.1038/s41586-021-03625-w

p.537

doi: 10.1038/s41586-021-03658-1

p.542

doi: 10.1038/s41586-021-03627-8

p.549

doi: 10.1038/s41586-021-03714-w

p.554

doi: 10.1038/s41586-021-03670-5

p.560

doi: 10.1038/s41586-021-03727-5

p.565

doi: 10.1038/s41586-021-03710-0

p.572

doi: 10.1038/s41586-021-03653-6

p.578

doi: 10.1038/s41586-021-03651-8

p.585

doi: 10.1038/s41586-021-03648-3

p.591

doi: 10.1038/s41586-021-03662-5

p.596

doi: 10.1038/s41586-021-03703-z

p.600

doi: 10.1038/s41586-021-03721-x

p.606

doi: 10.1038/s41586-021-03686-x