Gravity

[|Eureka gravity] Galileo was one of the first scientists to investigate gravity. He dropped cannon balls of different sizes from the Leaning Tower of Pisa. To the amazement of those standing below, cannon balls of different sizes would hit the ground ate the same time.

This page includes a Bill Nye video on gravity, google reader and an RSS feed

The RSS feed below is the NASA image of the day.

rss url="http://www.nasa.gov/rss/image_of_the_day.rss" link="true" number="10" date="true" author="true" enclosure="true"



50s rock about gravity

[]