Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of our Solar System. The planet sizes tested were 1 percent of Earth's mass, ...

While the “automatic reflex action” was significantly impaired, the cats managed to exhibit partial control over their bodies, suggesting that factors beyond gravity—such as inertia and ...

Thus, the force of gravity will- give a falling body a double ... The terms, " vis viva" and "inertia," were born ofthat notion ; as their parent may be said to be at the last gasp, we say let ...