1. Alexander Vaiserman (1957–2021)

   • Oleh Lushchak

   Obituary 28 June 2021 Pages: 375 - 376

   

2. Arnold Mitnitski: mathematician who pioneered a new understanding of frailty (1944 – 2021)

   • Kenneth Rockwood

   Obituary 16 June 2021 Pages: 377 - 378

   

3. Production and scavenging of reactive oxygen species both affect reproductive success in male and female Drosophila melanogaster

   • Biz R. Turnell
   • Luisa Kumpitsch
   • Klaus Reinhardt

   Research Article Open access 26 April 2021 Pages: 379 - 396

   

4. Triiodothyronine (T3) enhances lifespan and protects against oxidative stress via activation of Klotho in Caenorhabditis elegans

   • Saswat Kumar Mohanty
   • Kitlangki Suchiang

   Research Article 13 April 2021 Pages: 397 - 413

   

5. Overexpression of a single ORF can extend chronological lifespan in yeast if retrograde signaling and stress response are stimulated

   • Elzbieta Pogoda
   • Hanna Tutaj
   • Ryszard Korona

   Research Article Open access 30 May 2021 Pages: 415 - 427

   

6. Responsible biology, aging populations and the 50th anniversary of the “War on Cancer”

   • Colin Farrelly

   Opinion 04 June 2021 Pages: 429 - 440

7. An essay on the nominal vs. real definitions of aging

   • Aleksei G. Golubev

   Opinion 06 June 2021 Pages: 441 - 457