If you look at ship routes on a map, they often appear curved instead of straight. That might seem strange, but there’s a ...

When you look at the picture below, do you see straight or curved lines? That's the debate triggered by the viral optical illusion that's now raging on social media. The image is an eight-by-eight ...

The Moon rises around 3-4 p.m. this early this week and is high in the sky by sunset. It reached first quarter, sometimes called half-moon, phase on Saturday with the right half of the Moon, at least ...