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Why does the moon change color in the fall?

Why does the moon change color in the fall? asks Alex Dickinson, a student in Holtsville, NY.

It just wouldn’t be fall without a huge Halloween moon glowing orange at the horizon, rising above a spooky landscape of black tree limbs and piled-up leaves.

We call the moons of autumn harvest moons, but the official [...]

How come you can still see a star that disappeared many years ago?

How come you can still see a star that disappeared many years ago? asks Rebecca Herskovits, a student in Yeshiva Har Torah, Bayside, NY.

Human beings are fascinated with the idea of a time machine–a way to shake off the bonds of the present and travel into the past or the future. No one has [...]