As You May Know, I Am A

You Stop Planetary Exploration, Those People Who Do That Extraordinary Work Are Going To Have To Go Do Something Else.

Climate Change Is Happening, Humans Are Causing It, And I Think This Is Perhaps The Most Serious Environmental Issue Facing Us.

When We See The Shadow On Our Images, Are We Seeing The Time 11 Minutes Ago On Mars? Or Are We Seeing The Time On Mars As Observed From Earth Now? It's Like Time Travel Problems In Science Fiction. When Is Now; When Was Then?

The Strange Thing About Grinding That Might Surprise Many People Is That You Can Grind Things And Shape Them Using Materials That Are Generally Somewhat Softer Than The Thing You're Grinding And Shaping.

By The Way, Most Of The Light That Comes From The Sun Is Green.