The 11-year-old girl, originally from Sierra Leone, had been floating in the water for three days with ... The girl told rescuers that the metal boat left from Sfax, Tunisia, but sank in a storm.
In particular, the hydrophilic ratchet structure of the floating drone can be used to remove microplastics in real-time in large bodies of water such as oceans, lakes, and rivers. The drone can ...