As modelers make progress, observers, too, are poking into barely explored realms, looking not just for electromagnetic radiation but also for neutrinos and gravitational waves.

• 在理论模型方面有所进展的同时，天文观测者也正探索著几乎未曾勘测过的领域，不仅碰触电磁辐射，还想搜寻微中子与重力波。