A lamp flickering on and off inspires the math mystery of Thomson's lamp
如果无限次地打开和关闭灯，灯最终会打开还是关闭？不知怎的，数学说两者兼而有之
Interesting Field Work: Treetops glowing during storms captured for the first time
肉眼几乎看不见，但当雷暴从头顶掠过时，我们的仪器会产生大片闪烁的日冕的景象有趣的实地工作：首次捕获的暴风雨期间发光的树顶首先出现在 Watts Up With That? 上。
