The text is a transcript of a documentary about two French surfers, Julien and Gauthier, who are passionate about surfing very big waves. They have regular jobs and families, but they also travel to different places to challenge themselves and face their fears. The documentary follows them as they prepare for and surf the waves of Belharra in France and Nazaré in Portugal, where they experience both thrill and danger. They also meet other surfers who share their passion and their stories. The documentary shows the contrast between their ordinary lives and their extraordinary adventures, and explores what drives them to pursue this sport.
Here are the key facts extracted from the text:
1. A nuclear fusion reactor in South Korea achieved 100 million°C for 30 seconds.
2. The core temperature of the Sun is approximately 15 million Kelvin.
3. The experiment in South Korea was part of a stable and sustained effort.
4. The fusion reaction in South Korea was nearly seven times hotter than the Sun's core.
5. Scientists achieved a net energy gain from the nuclear fusion experiment.
Please note that these facts are based on the snippets provided and should be verified for accuracy with the full context of the document.