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COVID-19 and public health

The COVID-19 pandemic, epidemiology, public-health responses, vaccines, treatments, and consequences.

32,853 stories · 33 in 30 days · Updated Sep 28, 2026

The pace of conversation

Posts per month

2020-01: 426 posts2020-02: 943 posts2020-03: 5,425 posts2020-04: 3,596 posts2020-05: 1,851 posts2020-06: 992 posts2020-07: 1,060 posts2020-08: 871 posts2020-09: 733 posts2020-10: 762 posts2020-11: 844 posts2020-12: 1,043 posts2021-01: 871 posts2021-02: 651 posts2021-03: 655 posts2021-04: 610 posts2021-05: 601 posts2021-06: 546 posts2021-07: 545 posts2021-08: 767 posts2021-09: 628 posts2021-10: 467 posts2021-11: 501 posts2021-12: 688 posts2022-01: 685 posts2022-02: 376 posts2022-03: 226 posts2022-04: 239 posts2022-05: 233 posts2022-06: 184 posts2022-07: 257 posts2022-08: 193 posts2022-09: 167 posts2022-10: 216 posts2022-11: 180 posts2022-12: 225 posts2023-01: 204 posts2023-02: 146 posts2023-03: 158 posts2023-04: 98 posts2023-05: 132 posts2023-06: 110 posts2023-07: 109 posts2023-08: 117 posts2023-09: 130 posts2023-10: 98 posts2023-11: 79 posts2023-12: 61 posts2024-01: 93 posts2024-02: 76 posts2024-03: 91 posts2024-04: 75 posts2024-05: 89 posts2024-06: 94 posts2024-07: 85 posts2024-08: 83 posts2024-09: 61 posts2024-10: 62 posts2024-11: 76 posts2024-12: 98 posts2025-01: 67 posts2025-02: 67 posts2025-03: 96 posts2025-04: 59 posts2025-05: 68 posts2025-06: 39 posts2025-07: 43 posts2025-08: 54 posts2025-09: 52 posts2025-10: 62 posts2025-11: 55 posts2025-12: 47 posts2026-01: 50 posts2026-02: 57 posts2026-03: 32 posts2026-04: 40 posts2026-05: 68 posts2026-06: 69 posts2026-07: 46 posts2026-08: 72 posts2026-09: 28 posts
2020-012026-09

Posts per month · first and latest months may be partial.

01 / EXPLORE THROUGH TIME

Timeline

Start with the latest. Scroll back through time, or zoom in for more.

Year by yearUp to 5 stories per year
2026462 stories
Moderna reports first positive Phase 3 for mRNA neoantigen therapy in melanoma↗ twitter.com · HN · 301 comments · 604 points · Aug 19, 2026
England set to be one of the first countries to eliminate hepatitis C↗ bbc.com · HN · 402 comments · 561 points · Aug 11, 2026
New HIV vaccine shows unprecedented success in preclinical study↗ lji.org · HN · 295 comments · 662 points · Jul 28, 2026
Universal vaccine against respiratory infections and allergens↗ med.stanford.edu · HN · 140 comments · 363 points · Mar 10, 2026
HPV vaccination reduces oncogenic HPV16/18 prevalence from 16% to <1% in Denmark↗ eurosurveillance.org · HN · 357 comments · 591 points · Jan 02, 2026
2025709 stories
Denmark close to wiping out cancer-causing HPV strains after vaccine roll-out↗ gavi.org · HN · 360 comments · 968 points · Sep 16, 2025
Bispecific antibodies potently neutralize SARS-CoV-2 variants of concern↗ science.org · HN · 117 comments · 370 points · Mar 10, 2025
Public health data disappeared. RestoredCDC.org is bringing it back↗ RestoredCDC.org · HN · 160 comments · 390 points · Mar 04, 2025
CDC data are disappearing↗ theatlantic.com · HN · 589 comments · 749 points · Feb 01, 2025
CIA now favors lab leak theory to explain Covid's origins↗ nytimes.com · HN · 798 comments · 632 points · Jan 25, 2025
2024983 stories
Twice-Yearly HIV Shot Shows 100% Effectiveness in Women↗ apnews.com · HN · 146 comments · 249 points · Dec 03, 2024
HPV vaccination: How the world can eliminate cervical cancer↗ ourworldindata.org · HN · 215 comments · 394 points · Nov 04, 2024
Prevention of HIV↗ science.org · HN · 305 comments · 667 points · Aug 07, 2024
HIV Life Cycle – animated and narrated [video]↗ vimeo.com · HN · 22 comments · 284 points · May 17, 2024
A Trial HIV Vaccine Triggered Elusive and Essential Antibodies in Humans↗ corporate.dukehealth.org · HN · 68 comments · 282 points · May 17, 2024
20231,442 stories
Para-infectious brain injury in Covid-19 persists at follow-up↗ nature.com · HN · 39 comments · 69 points · Dec 28, 2023
Moderna's mRNA cancer vaccine works better than thought↗ freethink.com · HN · 225 comments · 424 points · Dec 26, 2023
Nobel Price in Medicine goes to development of mRNA vaccines↗ nobelprize.org · HN · 22 comments · 75 points · Oct 02, 2023
Rapid Covid tests miss 90% of asymptomatic cases↗ nature.com · HN · 36 comments · 74 points · Jul 13, 2023
NIH restarts bat virus grant↗ science.org · HN · 38 comments · 58 points · May 11, 2023
20223,181 stories
Covid: Summary of lab-origin hypothesis↗ twitter.com · HN · 597 comments · 417 points · Sep 05, 2022
CDC tracked millions of phones to see if Americans followed lockdown orders↗ vice.com · HN · 415 comments · 406 points · May 03, 2022
Moderna’s HIV vaccine has officially begun human trials↗ them.us · HN · 449 comments · 1049 points · Jan 31, 2022
Pfizer board member suggests end to mask, vaccine mandates↗ ntdca.com · HN · 1209 comments · 400 points · Jan 26, 2022
Scientists believed Covid leaked from Wuhan lab, but feared debate could hurt↗ telegraph.co.uk · HN · 785 comments · 687 points · Jan 12, 2022
20217,530 stories
Pfizer's oral Covid-19 antiviral cuts hospitalization, death by 85%↗ fiercebiotech.com · HN · 1128 comments · 872 points · Nov 05, 2021
Moderna Is About to Begin Trials for HIV Vaccine↗ them.us · HN · 469 comments · 851 points · Aug 17, 2021
The lab-leak theory: inside the fight to uncover Covid-19’s origins↗ vanityfair.com · HN · 1061 comments · 1426 points · Jun 03, 2021
Pfizer is testing a pill that, if successful, could cure Covid-19↗ montrealgazette.com · HN · 491 comments · 831 points · Apr 26, 2021
Moderna mRNA sequence released to GitHub [pdf]↗ github.com · HN · 367 comments · 1248 points · Mar 29, 2021
202018,546 stories
Covid vaccine: First ‘milestone’ vaccine offers 90% protection↗ bbc.co.uk · HN · 1148 comments · 1887 points · Nov 09, 2020
Vaccine hopes rise as Oxford jab prompts immune response among old and young↗ reuters.com · HN · 673 comments · 879 points · Oct 26, 2020
Missing Covid-19 test data was caused by the ill-thought-out use of Excel↗ bbc.com · HN · 801 comments · 1041 points · Oct 05, 2020
Africa declared free of wild polio↗ bbc.com · HN · 241 comments · 1387 points · Aug 25, 2020
Covid-19 is now officially a pandemic, WHO says↗ npr.org · HN · 1038 comments · 1243 points · Mar 11, 2020
Scroll through time ↕

02 / CATCH UP

The conversation now

Popular stories, with attention fading over roughly two weeks.

The contagion of fear↗ bcantrill.dtrace.org · HN · 193 comments · 273 points · Sep 13, 2026
Moderna reports first positive Phase 3 for mRNA neoantigen therapy in melanoma↗ twitter.com · HN · 301 comments · 604 points · Aug 19, 2026
England set to be one of the first countries to eliminate hepatitis C↗ bbc.com · HN · 402 comments · 561 points · Aug 11, 2026
At-home test for infected ticks could improve Lyme Disease diagnosis↗ smithsonianmag.com · HN · 129 comments · 297 points · Aug 15, 2026
Over 5,200 Ebola cases recorded in Congo↗ afro.who.int · HN · 73 comments · 132 points · Aug 24, 2026

03 / GO DEEPER

Follow your curiosity

Find a particular story, revisit a year, or see what resonated.

Highest rated · the last 30 days

The contagion of fear↗ bcantrill.dtrace.org · HN · 193 comments · 273 points · Sep 13, 2026
AI made 16 new viruses↗ morningbrew.com · HN · 3 comments · 13 points · Sep 11, 2026
Promises Made, Promises Broken: RFK Jr. Keeps Covid Vaccines from Children↗ techdirt.com · HN · 1 comments · 10 points · Sep 25, 2026
Make infectious disease data boring again↗ statnews.com · HN · 0 comments · 10 points · Sep 06, 2026
Trump admin shelves Cyclospora research despite record-breaking outbreak↗ arstechnica.com · HN · 12 comments · 10 points · Sep 01, 2026
Sudden Unexpected Death in the Pfizer BNT162b2 Trial↗ esmed.org · HN · 2 comments · 9 points · Sep 04, 2026
After a rough stretch, mRNA gets a boost from cancer vaccines↗ statnews.com · HN · 0 comments · 8 points · Aug 31, 2026
Fauci warned of miscarriage risk linked to Covid vaccine while publicly claiming↗ nypost.com · HN · 0 comments · 7 points · Sep 25, 2026
Alzheimer's proteing detected in long Covid patients↗ respiratory-therapy.com · HN · 1 comments · 7 points · Sep 10, 2026
Antibody studies point the way to an HIV cure↗ aidsmap.com · HN · 0 comments · 7 points · Sep 10, 2026

10 stories shown.

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