Artificial light at night can have a disruptive effect on bats, but not if the light is red. Switching to red light may therefore limit or prevent habitat loss for rare, light-shy bat species. The ...

Stomachaches are no fun! There is a medicine, patented over 150 years ago and still used today, that reduces stomach acid so that you feel better. This cloudy-looking liquid, called milk of magnesia, ...

When you see that bright-red McDonald's roof, do you get hungry? The going popular theory is that brands like McDonald's and Burger King use the color red in their logos and around their stores ...

FD&C Red No. 40, more commonly known as red 40, is making headlines again as lawmakers debate whether food dyes should remain legal in the United States. The dye, which has been registered with and ...