Are We Creating Killer Insects? & Are Crop Circles the Language of Aliens?

Encounters with the Unexplained
S1:Ep5244 mins2002

While they may be small, there is no question that insects have had a huge impact on mankind. Why, at the dawn of the 21st century do we seem to be facing a veritable invasion of these tiny creatures? Experts have warned that the surge of insect populations will have a impact on the health of global populations. What has caused the rise of this unexpected peril?

For decades, mankind has witnessed the mystery of crop circles the often beautiful but always baffling markings that appear in fields the world over. Previously dismissed by skeptics as the work of clever hoaxers, crop circles are now the focus of increasing scientific investigation. How can complicated crop circle designs appear in just minutes, often in complete darkness?

Video Language: English