Soldiers graded the XM157 Fire Control smart scope for the Army's Next Generation Squad Weapon rifles as "below ...

FORT WORTH—Airlines and operators extending the leases of narrowbody engine assets are leading to heavier maintenance workscopes at engine repair shops. Speaking at Aero-Engines Americas on Jan ...

Don't put that new scope away though, you'll also want to take in the stunning total lunar eclipse on March 13-14. But with so many different models out there, which one should you buy?

Integrated optics is a system of light-controlling components combined into a single device. The ultimate aim is to create miniature optical circuits similar to the silicon chips that have ...

The best telescopes allow you to observe this month's full planetary parade more closely and give you a front-row seat to the total lunar eclipse in March. The best telescopes unlock the wonders ...

Facebook on Thursday started allowing users to self-identify as something other than male or female. Good. There may be some cynical ad-targeting motive at work, but as Facebook spokesman Will ...