Plant-based vaccines can change the vaccine landscape

Vaccines can be grown in and extracted from the leaves of plants.

Credit: FRED TANNEAU via Getty Images
  • Vaccines are absolutely crucial to keeping the entire planet healthy. None of us is safe until all of us are safe.
  • But low- and middle-income countries have a difficult time acquiring and distributing them.
  • Plant-derived vaccines can be stored by harvesting and freeze-drying the leaves. They may help solve the problem of global vaccine distribution.
Keep reading Show less
Credit: AFP via Getty Images
  • Robert Koch proved that microbes cause infectious diseases and famously identified the etiological agents of anthrax, tuberculosis, and cholera.
  • Louis Pasteur proved that life does not spontaneously generate from non-living material, made a significant advance in chemistry, invented pasteurization, and revolutionized vaccines.
  • Koch and Pasteur had a bitter rivalry over the invention of the anthrax vaccine.
Keep reading Show less

The power of group identity: 22 percent of Americans remain skeptical of vaccines

According to this research, eight percent of Americans always refuse vaccines. Why?

Rally goers hold signs protesting vaccines at the "World Wide Rally for Freedom", an anti-mask and anti-vaccine rally, at the State House in Concord, New Hampshire, May 15, 2021.

Photo by Joseph Prezioso / AFP via Getty Images
  • New research found that 22 percent of Americans identify as somewhat or fully resistant to vaccination.
  • Researchers used two social psychology theories to explore the causes of vaccine resistance.
  • The more one identifies with an anti-vaccine group, the harder it is to dissuade them from their ideas.
Keep reading Show less

Work-from-home promises and corporate culture ‘BS’ are just burning employees out

Many workers moved home on the promise or hope that they'd be able to keep working remotely at least some of the time after the pandemic ended.

BEHROUZ MEHRI/AFP via Getty Images

As vaccinations and relaxed health guidelines make returning to the office a reality for more companies, there seems to be a disconnect between managers and their workers over remote work.

Keep reading Show less

Virtual reality tourism can boost travel in a post-pandemic world

Virtual tourism has thus far been a futuristic dream, but a world shaped by Covid-19 may be ready to accept it.

  • The COVID-19 pandemic has upended the travel and tourism industries;
  • Businesses in this sector must build infrastructure and practices that allow people to travel safely in a post-pandemic world and support local communities that benefit from tourism;
  • Augmented, virtual and mixed reality technologies can offer alternative ways to travel the world and an exciting new model for the industry.
Keep reading Show less

Contact-tracing apps have serious physical, biological limitations

Contact-tracing apps can be a useful tool for public health, but they have considerable false positive and false negative rates.

Credit: Gareth Copley via Getty Images
  • The COVID-19 pandemic witnessed the widespread adoption of contact-tracing apps.
  • Research shows that these apps aren't as accurate as we might think.
  • There are several physical and biological factors than can interfere with the accuracy of contact-tracing apps.
Keep reading Show less