A Puzzling Gravitational Pull | What on Earth? What could be the cause of this excessive gravitational pull? A volcano, or perhaps something else? Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts The Bridge Design that Helped Win World War II How Astronauts Grow Plants In Space Britains Largest battery is actually a lake The Fighter Jet That Shot Itself Down This Device Can Turn Your Finger into a Phone Discover – Baths and Quarks