Solar Powered Airplane Flies All Day and Night

Yesterday I happened to look up into a particularly clear blue sky to see the graceful gliding of a few seagulls. Whenever I see birds just floating and sliding around the sky like that, with their wings essentially motionless, I can’t help but wish I could know what that feels… Continue reading

Changes – Steps in a River Versus Looking to the Sky

“You could not step twice into the same river; for other waters are ever flowing on to you.” I’ve heard a few variations of this great quote, and wanted to know who was responsible for it. Funny how we can say something without always thinking where it comes from. And… Continue reading