Glass experiments may reveal Martian secrets

Man has been interested in Mars for thousands of years, largely because the planet seems to be similar in size and composition to Earth. Unlike Earth, the Martian environment can’t support complex life, but scientists are uncertain about what happened during the planet’s evolution to differentiate it so remarkably from its terrestrial neighbor. Recent explorations are raising more questions about the Red Planet than they’re answering. One observation about Mars is that there appear to be significant glass deposits on or near the surface of the planet. How did the glass get there, and what does the glass reveal about the history of Mars? Read more