Whale sharks: Atomic tests solve age puzzle of world's largest fish 鲸鲨：原子能试验解开世界上最大鱼类的年龄之谜 Episode 200427 / 27 Apr 2020 How long can these massive sea creatures live? Blood test 'can check for more ...

Atomic and molecular interactions with photons is the study of the way in which the basic elements of matter interact with packets of electromagnetic energy. This interaction is determined largely by ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...