Today, light is ambient and inexpensive. We leave it on without noticing. Against that backdrop, the requirement of a steady flow of pure oil for the Mishkan’s lighting can easily be underestimated.

Hence, a society that stands for nothing will fall for anything.

In Jewish tradition, after someone dies, the anniversary of their death is marked by lighting a yahrzeit candle. It comes in a stubby glass holder. And after the candle has burned, you’re left with ...

In a breakthrough, Israeli researchers have measured invisible particles known as cosmic rays deep inside a dust cloud 400 light-years from Earth. The peer-reviewed study detecting these previously ...