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

2) The eye of a cyclone is a region of calm, relatively clear skies and light winds at the center of the storm.

3) The first modern Olympic marathon race was held at the 1896 Olympics in Athens and has since become one of the most iconic and challenging events in athletics.

4) The recent increase in cyber attacks, including ransomware attacks targeting critical infrastructure, businesses, and individuals, has highlighted the importance of cybersecurity measures and the need for enhanced protection against evolving threats.