There are millions of birds flying under the blue sky in this world. Whatever the weather conditions are, they fly high above in the sky and live their life freely. Beneath their effortless flight, ...

Abstract: A kind of compact fiber optic vector magnetic field sensor is proposed. This sensor features a highly localized eccentric point-by-point fiber Bragg grating as its core component, with a ...

New research reveals how the invasive fall armyworm uses a combination of the Earth's magnetic field and visual cues to navigate during night-time migration.

The proliferation of cheap, powerful GPS jammers has airline operators, shipping firms and militaries alike scrambling for ...