Binoculars have three main parts: the objective lens, prisms and the ocular lens. Binocular lenses are thicker in the middle and taper out to a thinner edge, which bends light toward the middle. These ...

I hope you had the best holiday season of your life and that Santa Claus or whoever treated you well and brought you everything you wanted on your gift list, plus a few wonderful surprises. If you ...

I usually write about telescope dos and don’ts with telescopes around the holiday season, but I thought I’d write about it now for a change. After all, it’s a lot more comfortable this time of year ...

If you're wondering what kind of telescope you need to see Saturn and Jupiter, you're halfway to the answer. Although either of the two main types of telescope — refractors and reflectors — can be ...

I hope you had the best holiday season of your life and that Santa Claus or whoever treated you well and brought you everything you wanted on your gift list, plus a few wonderful surprises. If you ...

I usually write about telescope do’s and don’ts with telescopes around the holiday season, but I thought I’d write about it now for a change. After all, it’s a lot more comfortable this time of year ...