Compound, or catadioptric, telescopes combine lenses and mirrors for a compact option, suitable for both planetary and ...

The XY table measures 155 mm x 155 mm and features a precision pattern of drilled and threaded mounting holes to facilitate ...

Get ready for a new Roman Empire: A NASA space telescope will detect a staggering wealth of intricate gravitational lenses that could help unlock the mysteries of dark matter.

Pune: Railway minister Ashwini Vaishnaw said on Saturday that the new alignment of Pune-Nashik semi-high-speed rail corridor is now ready and the same.

Its telescope’s observations were precisely observed by microscopes in the transit’s supporting blocks, plus they were timed by a reliable clock.

A rare grouping of 10 celestial bodies is captured in a stunning new photo taken during last weekend’s great planetary parade.

Federal workers are slated to receive a second email as early as Saturday asking them for a bullet-point description of what they did in the past week — only this time, a new strategy from the ...

Tracking Trump: An explosive meeting with Zelensky; English as the official language; federal productivity emails; and more The 7 follows President Donald Trump’s first 100 days.

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.