This homemade recipe helps birds through the cold months—plus it can be a heartfelt gift for any bird lover. 1. Over low heat, melt your three blocks of suet in the large pot. Stir consistently and ...

Make a truth teller for light. Turn an old CD into a spectroscope to analyze light—you may be surprised by what you see. Try pointing your CD spectroscope at the fluorescent light in your room, sunlit ...