Furthermore, investigations into the aeroelastic stability of labyrinth seal rings under varied total pressure intake distortions have elucidated the strong dependency of structural stability on ...

To improve the intershaft seal performance of the dual-rotor turbofan engine and extend the life of the intershaft seal, a compliant cylindrical aerodynamic intershaft seal structure is proposed, ...

The papal fisherman’s ring and lead seal were nulled during the 12th general congregation of the College of Cardinals on Tuesday. The ring and seal are destroyed or nulled after a pope’s death ...

The new pope will have his name engraved on a new ring Pope John Paul II's personal ring and seal have been destroyed in a symbolic ritual marking the end of his reign over the Roman Catholic Church.

The pope's ring which bears the papal seal was annulled on Tuesday at the Vatican. The Holy See released footage of the ring being 'annulled' or marked in such a way that it cannot be used as a seal.

Alice Gibbs is a Newsweek Senior Internet Trends & Culture Reporter based in the U.K. For the last two years she has specialized in viral trends and internet news, with a particular focus on ...

The endangered Saimaa ringed seal is an Ice Age relict living in the highly labyrinthine Lake Saimaa, Finland. The newly published work shows that although individual seals have greatly reduced ...