It combined a series of lenses and mirrors to collect and ... He replaced the concave lens with a second convex one. As a result, the light rays converge as they exit the eyepiece, creating ...

Indian astronomers have observed an X-ray binary system designated SXP 138. Results of the NuSTAR observations, published ...

Brenden Sener admits there are challenges to his project but argues that the ancient descriptions could still be accurate.

Optical rotatum” is the term researchers coined to describe a newly discovered structure of light. Beams of light that can be ...

WARNING: This episode contains spoilers for Episode Two of Wolf Hall: The Mirror and the Light. Historian and production researcher Kirsten Claiden-Yardley returns to the podcast to discuss the ...

Their study, published recently in Nature Communications, reveals that electrons in strange metals become more entangled at a crucial tipping point, shedding new light on the behavior of these ...

Liverpool were desperate to keep hold of Trent Alexander-Arnold and rejected a £21million bid from Real Madrid during their final push to get him to sign a new contract. Alexander-Arnold, 26, has ...

You can check out at any time. More info The funeral of a teenager who tragically died in a car crash in Co Down heard that he was a "young man whose light, laughter and love touched every space." ...

If you’re after laptop buying advice, I’m your man. From PC reviews to Starlink testing, I've got more than a decade of experience reviewing PCs and technology products. I got my start with ...

Abstract: X-ray flat surfaces utilized in most advanced light sources have posed challenges to achieve form accuracy of PV 2 nm, RMS 0.2 nm and RMS 50 nrad ...

employing a concave-bottom, hollow pipeline structure. By introducing nanofluids with varying concentrations, we measured and analyzed spot uniformity and transmittance, comparing the system’s ...

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