The Ibex is a leap forward in multi-axial foot design. The innovative micro-slices in the Ibex pylon and the split heel plate provide controlled inversion/eversion for uneven terrain. The multi-axial ...

Abstract: This paper introduces the successive generalized dynamic inversion (SGDI) control design for longitudinal and lateral helicopter dynamics. The proposed SGDI control systems enhance ...

Abstract: Hip disarticulation (HD) amputees face mobility challenges due to the loss of hip, knee, and ankle joints. Current hip-knee-ankle-foot (HKAF) prostheses are entirely passive and require ...

Bessie Coleman was the first African-American woman, and also the first woman of Native-American descent, to hold a pilot’s license. Coleman grew up in a cruel world of poverty and discrimination. She ...