Therefore, replacing a lost limb with a robotic prosthesis is the subject of much research, yet successful outcomes are rare. (sciencedaily.com)
Facial recognition has already been the subject of much research. (sciencedaily.com)
The onset of Antarctic glaciation occurred during the early Oligocene, [14] and the effect of the Drake Passage opening on this glaciation has been the subject of much research. (en.wikipedia.org)