This household task can turn dangerous quickly. Changing light bulbs is a common household chore, especially for rooms where lights are flipped on and off frequently. Whether you are changing out one ...

These are confusing days to be shopping for a lightbulb. New federal standards were to kick in after the New Year requiring 100-watt bulbs to be more energy efficient. Then Congress, in a bill passed ...

In space, light will go on, and on, and on… In a windowless room, where does the light go when we switch it off? Light is a pretty simple beast. In lieu of any interference, it will go on, and on, and ...