A spacewalk, often called extra-vehicular activity in space industry parlance, refers to any activity an astronaut undertakes outside of a space station or spacecraft. The upcoming spacewalk is the ...

Abstract: This paper presents a two-dimensional (2D) wide-angle scanning phased array based on a pattern reconfigurable two-element subarray. The two-element subarray design method enables flexible 1D ...

A multi-institute team led by Professors Ling Qiu, Baofu Ding and Hui-Ming Cheng has unveiled a two-dimensional titanium-dioxide sunscreen platform that erases the century-old trade-off between safety ...

More than 900 people participated in the 2025 Python Challenge, a 10-day snake hunt in South Florida. The catches were monumental this year with 294 pythons captured — the most in the contest's ...

With the incessant down-scaling of electronics, traditional semiconductors like Si are encountered with insurmountable hurdles to maintain performance increase without bringing about additional issues ...

Abstract: Two-dimensional (2-D) array sets with good 2-D correlation properties have received considerable attention in wireless communication systems. This paper focuses on 2-D Z-complementary array ...

Arrom Arunroj was cleaning the dishes at her home in Thailand when she was bitten by what she first assumed was a cockroach. But as she looked down, she realized that she had been attacked not by an ...

After a gap of 8 years, Panasonic returns to the US market with a high-end, 65-inch OLED TV. I compared it to Samsung and LG OLEDs in the lab. TV and home video editor Ty Pendlebury joined CNET ...