In 1485-1487 while employed by Cesare Borgia, Leonardo da Vinci designed this self-supporting bridge, or emergency bridge
By using the CRISPR technique to genetically modify mosquitoes, scientists disable a gene in females, causing their proboscis to develop male characteristics, rendering them unable to pierce human skin.
Next time you see a croc floating towards you, remember this image and you won't panic.🤣
