Herds of cattle in Colorado are roaming nearly free. They are penned in not by physical fences, but virtual ones – part of a test by the US Bureau of Land Management to use virtual fencing on ...

The five-part series, presented by the MU Extension, is based on educational and firsthand experiences with the technology. The series is sponsored by Mizzou's Center for Regenerative Agriculture, MU ...

Imaginary fences that stop cattle in their tracks are being used by rangers to control grazing on Ashdown Forest in Sussex. Cows are fitted with solar collars that emit a sound and mild electrical ...