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General Relativity and Gravitational Lensing: Part 3 - Microlensing

On an average day, the stars near the Sun as seen from Earth are just too faint to be seen. However, this isn’t always true! During a solar eclipse, the moon blocks the light of Sun and we can see these background stars. 2,188 more words

Physics

Fear: Friend or Foe?

“For God has not given us the spirit of fear; but of power, and of love, and of a sound mind.” 2 Timothy 1:7

It starts in the farthest corner of the mind; just a gnawing uncertainty, an uneasiness that slips around the corners, lying in wait to fully manifest itself in a time of weakness, fatigue, sickness, or discouragement. 718 more words