1) International relations encompass the study of relationships between nations, including diplomacy, treaties, and foreign policy. It examines the interactions and dynamics among different countries in the global arena.

2) The total length of your blood vessels can circle the Earth more than twice.

3) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.

4) In Hindu mythology, the Trimurti consists of the three major gods: Brahma (the creator), Vishnu (the preserver), and Shiva (the destroyer). They represent the cycles of creation, preservation, and destruction, respectively, and together embody the cosmic forces that shape the universe.