Adventure enthusiasts from around the world visit Costa Rica’s volcanoes every year. With over 200 volcanic formations, there is an adventure for everyone. While most of Costa Rica’s volcanoes are extinct or dormant, six remain active. These are the top four volcanoes that make an impact on visitors.
Sexually transmitted diseases (STD’s) are common, yet horribly stigmatized. The term STI, or sexually transmitted infection, started to become more common in recent years in an effort to create healthier optics around sexual infections.
Names like Jonas Salk, Louis Pasteur, and Edward Jenner may ring some bells when you think about the history of vaccines. Each of these scientists created a life-altering vaccine that shaped the world we live in today. One scientist that is not as well is Waldemar Haffkine, the scientist who developed both the cholera and plague vaccines.
Easily one of the most dangerous mosquitoes on earth, Aedes aegypti is infamous for wreaking havoc on humanity. It’s a known carrier of yellow fever, dengue, chikungunya, and Zika viruses. But scientists are discovering that the way to protect the world from these disease-carrying insects is to fight fire with fire. Or, in this instance, a mosquito with a mosquito.
During the mid-1300s, the bubonic plague was a deadly and devastating epidemic that affected Europe and Asia. The plague arrived in Europe and Asia from 12 ships that had docked at a port in Sicilian, according to History.
