Abstract: It is well known that the phenomenon of radiation from line-source antennas is very similar to that of the diffraction of light from narrow apertures. Unlike the optical situation, however, ...
Opposition lawmakers failed to impeach President Yoon Suk Yeol over the political crisis he sparked by declaring martial law earlier this week. Tens of thousands of protesters had gathered. The ...
From the daily newsletter: the booming heartbreak industry. Plus: the President of South Korea’s fragile position; twenty-four essential reads of 2024; and Lucy Grealy’s memoir of being seen.
Tensions in the South China Sea escalated on Wednesday as Chinese coast guard vessels, backed by navy ships, fired powerful water cannons and sideswiped a Philippine patrol vessel near the disputed ...