How many calories you should eat a day depends on several variables, such as age, sex, weight, and activity level. The average moderately-active female adult needs about 1,600-2,400 calories per day.

Department of Chemistry and Applied Biosciences, Laboratory of Organic Chemistry, ETH Zürich, 8093 Zürich, Switzerland ...

In 1995, physicists at CERN announced that they had successfully created the first atoms of antihydrogen at the Low Energy Antiproton Ring (LEAR). The researchers allowed antiprotons circulating ...