MacDougall hoped to discover whether a soul had mass with his macabre experiment, and if so, how much. His tests with ...

A new subatomic weight scale can measure masses as tiny as one yoctogram. Less than the mass of a proton, a yoctogram is equivalent to a billionth of a billionth of a millionth of a gram. A yoctogram ...

In 1907, Duncan MacDougall of Haverhill, Massachusetts, decided to try and prove the existence of the soul. All he needed was ...

A smart, engaging way to stay on top of your fitness that tracks 16 key body metrics, creates a personalized 3D model, and syncs with major health apps. Gain serious health insights while dropping ...

WHEN IS A cup of flour not exactly a cup of flour? Almost always, as it turns out. Most home cooks in America routinely measure ingredients using cups and spoons. Most professional cooks rely on a ...

Welcome to Gear Questions You’re Afraid to Ask, a GOLF.com series produced in partnership with Cleveland/Srixon Golf. This week we unpack matters relating to total weight, back weighting and the often ...