Hotter than Hot: Negative Temperatures
Absolute zero. The coldest temperature possible you can go. Is there a highest temperature you can reach?
Absolute zero. The coldest temperature possible you can go. Is there a highest temperature you can reach?
You've probably remembered playing cool lasers during your childhood. These lasers produce a powerful beam of light, unlike the normal light emitted from a torch or a lightbulb. But how does it do that? What is the difference between lasers and light? Join Kai Xiang on a journey to learn how lasers are generated!