universal gravitation

Beautiful night sky, star in the space. Collage on space, science and education items. Elements of this image furnished by NASA.
Sparkle shinny blue star particle motion on black background, starlight nebula in galaxy at universe Space background. This image furnished by NASA

Copernicus Stages A Comeback

More than sixty years after the famous Galileo “The Earth it Moves” trial in Rome, Copernicus is in the news again, this time in the form of a so-called theory of universal gravitation (or UG, as it has come to be known). Headquartered at the Royal Society, a think tank in London funded by well-heeled royalist donors, members of the Read More ›