Zoom lenses are typically used more for wildlife photography, due to the fact that wildlife moves, and you need to be able to change your focal length as necessary.

Transitions® XTRActive® lenses provide the greatest blue light protection, fast fade back, and relief from agonizing glare wherever you roam.

The nicotinic acetylcholine receptors (nAChRs) are ligand-gated ion channels, the activity of which modulates many neurotransmitter systems. They are therefore therapeutic targets for the ...

We've researched and tested the best camera accessories for your needs, whether you've been taking photos for years or you're just getting started.

The best places to buy contacts online should accept insurance as well as HSA or FSA money, including companies like 1-800 Contacts and GlassesUSA.

Parents fight secret gender transitions of their children from mid-Atlantic to Supreme Court Appeals courts divided "over whether nonreligious parents’ rights are limited to the initial enrollment ...

NILES — A long running Niles retail store is transitioning business models for the second time in its decades-long existence. Reddhill Electronics and Games has been located in downtown Niles for the ...

Conclusions The highly contextualized study of human remains from Neolithic Çatalhöyük contributes to an emerging picture of fundamental transitions in early complex societies during the Early ...

Aim To determine if ‘Defocus Incorporated Multiple Segments’ (DIMS) spectacle lenses slow childhood myopia progression. Methods A 2-year double-masked randomised controlled trial was carried out in ...

In order to adapt to the complex working environments of the power grid, the grid-connected inverters need to seamlessly change the control strategy according to the different conditions. However, the ...

Shoot sports? You'll need one of the best lenses for sports photography – here are the best buys for Canon, Sony, L-mount, Nikon, Fujifilm, Pentax and Micro Four Thirds shooters ...