1) The speed of light is approximately 299,792,458 meters per second.

2) The deepest part of the ocean is the Mariana Trench, reaching a depth of about 36,070 feet (10,994 meters).

3) The sunflower is not a single flower but a cluster of small flowers arranged in a spiral pattern.

4) The ongoing conflict in Syria, which began in 2011, has resulted in a humanitarian crisis, displacement of millions of people, and international efforts to bring about a resolution and provide aid to those affected.