Over The Last 200 Years, Humans Have Evolved In Some Surprising Ways

Body temperature

While the planet’s temperature is on the increase, human body temperature is on a decline. Researchers from Stanford University have confirmed that men from the 21st century have decreased their body temperature by 1.06ºF, in comparison with data from the 19th century. Data from the 1800s shows that women have also experienced a decrease of .58ºF.