Earth Day is April 22: Ways to Celebrate & Care for Our Little Blue PlanetEarth Day is April 22: Ways to Celebrate & Care for Our Little Blue PlanetEarth Day is not only a reminder to care for planet, but a celebration of the beauty of our little blue and green home in the Milky Way galaxy.Tara HolleyTara Holley
New Planet Kepler 22b May Prove We’re Not Alone in the Universe [VIDEO]New Planet Kepler 22b May Prove We’re Not Alone in the Universe [VIDEO]Monday marks the day when astronomers made a startling announcement: after years of searching, they’ve discovered an Earth-like planet outside the solar system that may very well be habitable.Shauna WrightShauna Wright