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  • The promise of kelp-powered flight

    Martha Henriques

    March 23, 2023 |

    BBC |

    Video |

    5-15 Minutes

    Response Location: United States, California

    Researchers are developing sustainable aviation fuel made out of seaweed. The seaweed is pulled into the ocean by drone submarines, lowered at night to obtain more nutrients from the water, raised again during the day for optimal sunlight, and eventually harvested and turned into fuel.

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  • How Radar Is Helping Track Down Lost Indigenous Grave Sites

    Diane Peters

    March 28, 2022 |

    Undark |

    Text |

    1500-3000 Words

    Response Location: Canada, British Columbia

    Various First Nations communities and organizations are using ground penetrating radar (GPR) to uncover lost indigenous grave sites. So far, Indigenous groups across Canada have used GPR and other technologies to identify more than 1,800 possible graves at former residential schools and the movement is also making strides throughout the U.S.

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  • Drones from scraps: How a Malawian startup is transforming medical supply delivery

    Charles Pensulo

    September 29, 2021 |

    Hardware Things |

    Text |

    1500-3000 Words

    Response Location: Malawi

    Micromek builds low-cost drones using mostly 3D printers and recycled materials and delivers supplies to rural health clinics and relief organizations during natural disasters. The company’s drones can access a drone-friendly air corridor set up by the Malawian government to make the journeys more successful.

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