Vaccine development takes a long time, often more than fifteen years. The SARS-CoV-2 pandemic has accelerated the process in record time. This race has only just begun and there is much to be learned in the near future.
The word science has never been as present in the media as it was during the COVID-19 pandemic, and if this continues to be the case in the coming months, it is very likely that something will remain even after the coronavirus disappears.
Can an extraterrestrial organism produce a catastrophic pandemic on our planet? Such a question arises every time we consider bringing samples from other worlds in the Solar System, especially now, amidst the COVID-19 pandemic.
An epidemic like the one we have unfortunately experienced can bring out people's worst fears. Cinema and literature have successfully used fear to write scripts in which an epidemic is the heart of the story or the underlying excuse.
Embracing an evolutionary perspective thus helps to explain why men and women react differently to certain infectious diseases and to understand (and combat) the strategies of viruses in their relentless evolutionary race to infect and spread among us.
Despite all the achievements in such a short period of time, we must stress that obtaining a drug capable of inhibiting any of the proteases in SARS-CoV-2, or any other pathogenic agent, is a long and complex process that requires the participation of different branches of science.
Every historical period has had its epidemic executioner, and it has almost always been the ecological changes between human communities and the environment that have caused changes in pathogenicity and epidemic diseases.
The problem with the handling of COVID-19 in the United States has been more political than public health-related. When a country has a president who «didn’t know» and thought that «most people didn’t know» that the flu can kill people, what can be expected in terms of the handling of a pandemic?