And Wilson and Penzias discovered the cosmic microwave background radiation, physical evidence for the Big Bang, while fiddling with an antenna designed to catch radio waves bouncing off satellites.

• 威尔逊和彭齐亚斯发现了宇宙微波背景辐射，为大爆炸提供了物理学证明，但他们原本是想设计一种天线，用来能捕捉人造卫星反射回来的无线电波。