By A Mystery Man Writer
Flat Earth - Frequently Asked Questions - The Flat Earth Wiki
Is earth's gravity uniform or lumpy across all areas? - Quora
Gravity - Simple English Wikipedia, the free encyclopedia
Spherical Earth - Wikipedia
Venus, Solar System Exploration 2 Wiki
How strong would the Earth's gravity have to be in order to begin pushing us down to the ground? - Quora
What makes air or atmosphere attached to the Earth? - Quora
Introduction to general relativity - Wikipedia
Should Elon Musk invent artificial gravity before colonizing Mars? - Quora
How does gravity affect the bottom side of earth? - Quora
681: Gravity Wells - explain xkcd
Amazing Google Search Functions You Never Knew About
Are there any places on Earth where the gravity differs from the norm? - Quora
Which tables map latitude/longitude to surface gravity, to use as eg 'gravity = table [x] [y]'? Could you generate it by combining mass-distribution maps of Earth? - Quora
Local Gravity: How to Calculate Yours in 3 Minutes - isobudgets