X-ray tomography is a powerful tool that enables scientists and engineers to peer inside of objects in 3D, including computer ...

Abstract: This paper addresses the problem of ascending trajectory planning for single-stage-to-orbit aerospace planes equipped with combined-cycle propulsion. By utilizing a nonlinearity-kept ...

Abstract: Research on geometry problem solving is gaining increasing attention in the field of Natural Language Processing (NLP). Currently, research in geometry problem solving often relies on formal ...

ANKARA -- A business jet carrying Libya's army chief of staff, Mohammed al-Haddad, lost radio contact near Ankara on Tuesday evening after departing Ankara's Esenboga Airport for Tripoli, Türkiye's ...

MEXICO CITY, Dec 23 (Reuters) - At least six people, including a 2-year-old burn victim, died when a small Mexican Navy aircraft crashed on Monday off the Texas coast near Galveston during a ...

Update 12/22/25 at 11:30 a.m.: The National Transportation Safety Board has confirmed that at least one emergency text message was sent by an individual on board former NASCAR driver Greg Biffle’s ...

Emergency help gathered at the Mt. Vernon Outland Airport on Monday afternoon after a pilot received a warning light that all the landing wheels were not down. Mt. Vernon City Firemen, Jefferson Fire, ...

An NTSB investigator documents one of the engines from the Cessna Citation C550 that crashed in Statesville, North Carolina on Dec. 18, 2025. The National Transportation Safety Board is continuing its ...

STATESVILLE, N.C. — The last local briefing National Transportation Safety Board officials gave on the plane crash that killed Greg Biffle and six others was on Saturday. While they did answer a ...

Update 12/22/25 at 11:30 a.m.: The National Transportation Safety Board has confirmed that at least one emergency text message was sent by an individual on board former NASCAR driver Greg Biffle's ...