An unidentified bright light was spotted hovering across the sky over California and Nevada,on Tuesday night.      Multiple witnesses start a discussion using social media over its origin. Was it a meteor ? A military experiment ? a space ship ?   @KTLA so this just happened in Ventura…. #ufo — Kolbe Gillette (@TheRealKolbabe) […]

Unidentified Flying Light Orb Spotted By Multiple Witnesses In Night ...

  Scientists have developed a small vehicle whose flying motion resembles the movements of a jellyfish, an advance that may enable miniaturized robots for surveillance and search-and-rescue in future.   The vehicle hovers in air by flapping its four wings 20 times per second. Many approaches to building small aerial […]

Scientists build and designed a flying vehicle based on a ...