A not-so-simple concept -- Newton to the rescue -- Using Newton's law -- The mystery of the tides -- A better idea -- Relativity : making the case -- Dark matter, dark energy -- Extreme gravity.
Summary:
Learn what gravity is as well as how two of the greatest scientific minds in history--Isaac Newton and Albert Einstein--finally unraveled most of the mystery surrounding this peculiar force, and how scientists today are continuing to search for answers to the remaining questions.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.