The sustained undermining of science by the EPA’s leaders is a travesty p.7

Researchers and businesses, continue to raise your voices: the agency’s beleaguered staff need to hear that they have your support.

doi: 10.1038/d41586-020-01310-y

Coronavirus: share lessons on lifting lockdowns p.8

doi: 10.1038/d41586-020-01311-x

Whose coronavirus strategy worked best? Scientists hunt most effective policies p.15

Researchers sift through data to compare nations’ vastly different containment measures.

doi: 10.1038/d41586-020-01248-1

Five ways that Trump is undermining environmental protections under the cover of coronavirus p.17

While the world focuses on the pandemic, the United States is adopting controversial policies at the Environmental Protection Agency.

doi: 10.1038/d41586-020-01261-4

‘Distancing is impossible’: refugee camps race to avert coronavirus catastrophe p.18

From Bangladesh to Somalia, researchers and aid workers are taking different steps to protect people among the most vulnerable to the pandemic.

doi: 10.1038/d41586-020-01219-6

Why the World Bank ex-chief is on a mission to end coronavirus transmission p.18

doi: 10.1038/d41586-020-01218-7

The hidden links between mental disorders p.19

doi: 10.1038/d41586-020-00922-8

Profile of a killer: the complex biology powering the coronavirus pandemic p.22

doi: 10.1038/d41586-020-01315-7

Risk factor for Alzheimer’s disease breaks the blood–brain barrier p.31

People who carry the gene variant APOE4 are at higher-than-average risk of developing Alzheimer’s disease. It emerges that this variant is linked to defects in the blood–brain barrier and subsequent cognitive decline.

doi: 10.1038/d41586-020-01152-8

Exotic helium atom lit up p.32

doi: 10.1038/d41586-020-01250-7

Pancreatic cancer hidden in plain sight p.34

Pancreatic cancer does not respond to certain anticancer treatments that boost immune responses. A mechanism active in tumour cells that contributes to this evasion of immune targeting has been uncovered.

doi: 10.1038/d41586-020-01103-3

Mass spectrometry for future atomic clocks p.35

doi: 10.1038/d41586-020-01251-6

Laser spectroscopy of pionic helium atoms p.37

doi: 10.1038/s41586-020-2240-x

Detection of metastable electronic states by Penning trap mass spectrometry p.42

doi: 10.1038/s41586-020-2221-0

Mapping the twist-angle disorder and Landau levels in magic-angle graphene p.47

doi: 10.1038/s41586-020-2255-3

Iron-based binary ferromagnets for transverse thermoelectric conversion p.53

doi: 10.1038/s41586-020-2230-z

Liquid flow and control without solid walls p.58

doi: 10.1038/s41586-020-2254-4

Millennial-scale hydroclimate control of tropical soil carbon storage p.63

doi: 10.1038/s41586-020-2233-9

Tail-propelled aquatic locomotion in a theropod dinosaur p.67

doi: 10.1038/s41586-020-2190-3

APOE4 leads to blood–brain barrier dysfunction predicting cognitive decline p.71

doi: 10.1038/s41586-020-2247-3

Injured adult neurons regress to an embryonic transcriptional growth state p.77

doi: 10.1038/s41586-020-2200-5

Pharmacologic fibroblast reprogramming into photoreceptors restores vision p.83

doi: 10.1038/s41586-020-2201-4

Plant 22-nt siRNAs mediate translational repression and stress adaptation p.89

doi: 10.1038/s41586-020-2231-y

Childhood vaccines and antibiotic use in low- and middle-income countries p.94

doi: 10.1038/s41586-020-2238-4

Autophagy promotes immune evasion of pancreatic cancer by degrading MHC-I p.100

doi: 10.1038/s41586-020-2229-5