If you're a new telescope user, you might be happy using the default eyepiece(s) that your telescope comes with. But upgrading to something better can make a world of difference, opening up your ...

The 5 Primal spotting scope is a compact, angled-viewing optic designed to be as condensed as possible.

Among those who found a path first was Dr. Cluny Macpherson, a Newfoundland doctor who devised an early gas mask — known as ...

The UK's National Health Service (NHS) is piloting an iPhone-based imaging device to detect throat cancer, aiming to reduce ...

In this Celestron AstroMaster 130EQ deal the tripod and mount come pre-assembled, and you also get a 10mm and 20mm eyepiece, a StarPointer red dot finderscope and free Starry Night astronomy software.

The result was that the image magnified by the convex objective lens was further magnified by the now-convex eyepiece lens. The only problem was that the resulting image was upside down.

The Celestron NexStar 8SE is on offer for $300 off ahead of Black Friday, which is cheaper than when it was on offer over Prime Day.

I wondered. One important number associated with every telescope is its focal length, or the distance the light travels after ...

The new Nikon Z50 II has the same core specs as its predecessor, but is turbocharged with an Expeed 7 chip for Z9-like ...

An adapter which plugs into an iPhone to check for throat cancer is being piloted by the NHS in the West Midlands. The device ...

A medical technology trial using iPhones in the detection of throat cancer is being undertaken by the NHS amid a surge of ...

Officials hope the new gadget and app will allow thousands of patients to be given the all-clear from the disease much faster ...