A massive rock from Mars, known as Black Beauty, has yielded new insights into the planet’s history. Scientists used advanced ...
The discovery of a new tektite-strewn field in northeastern Brazil points to a large meteorite impact—but geologists have yet to find the crater.
Why are craters perfectly round even though meteorites are irregularly shaped? Steven RiserConyers, Georgia To answer your question, let's have some fun. First, watch as I throw this irregularly ...