64K views · 8.4K reactions | A bionic butterfly takes flight on gossamer wings through a classroom in #Tianjin, drawing gasps from students as its cutting-edge technology mimics the natural motion of real flight in this video posted on Monday, April 14. Engineered with biomimetic design and lightweight materials, the dainty device has generated widespread buzz on Chinese social media. #TrendinginChina | Xi's Moments | Facebook

882K views · 8.4K reactions | Just seconds after takeoff, this plane found itself shattered next to the runway. Hear from survivors of the deadly 2008 crash on Air Disasters: https://bitly.com/3gO2Vs1 | Smithsonian Channel Aviation Nation | Facebook