One of the most frustrating parts about flying a quadcopter is having to regularly swap battery packs, as this massively limits what you can do with said quadcopter, never mind its effective ...

The global crisis of diminishing biological diversity is challenging our current ability to monitor changes in ecosystems.

Abstract: In this study, we propose practical technologies for achieving battery-less operation and maintenance-free solutions, such as eliminating the need for battery replacement, in a landslide ...