This new drone comes with 'whiskers' to help it navigate in the dark or smoky and dusty areas like battlefields — and it weighs less than 100g

According to a report by Random News Portal… Delft University researchers built a lightweight drone that uses whisker sensors and minimal software to navigate through darkness and smoke. complete report is on below link. Source: https://www.techradar.com/pro/this-new-drone-comes-with-whiskers-to-help-it-navigate-in-the-dark-or-smoky-and-dusty-areas-like-battlefields-and-it-weighs-less-than-100g