He worked day and night, rarely stopping to eat.

According to Bosch, these cameras are well suited for applications involving difficult lighting, day/night surveillance or where the most detailed images are required.

Why are some people more agreeable than others? It may be because they possess a certain variant of the CLOCK gene. This gene is critical to circadian rhythms.

The length of day and night may not be equal on the equinox, but that doesn't make the first day of fall any less special.

And he is going to work with his engineering colleagues at MIT to try to integrate his storage device into systems that he hopes one day will power homes and cars all day and all night.