Abstract: This work compares digital transmitters (DTX) of polar and quadrature architectures for Wi-Fi7 applications in the aspects of digital front-end (DFE) and digital power amplifier (DPA). The ...

Forecasters say that the polar vortex will usher in waves of frigid air across parts of the U.S. through January. The "more active polar vortex will drive colder air and snow across the central and ...

Michigan is experiencing frigid temperatures and heavy snow due to a dip in the jet stream, not the polar vortex. The polar vortex is a large-scale cyclone of cold air that typically stays far north ...

Motorola has announced a watch at CES 2026, plainly dubbed the Motorola Moto Watch, and it’s the first device in a new collaboration with Polar. How does this partnership work? The Moto Watch is part ...

Three members of a family, including a child, were injured by a polar bear in a rare attack in the far north of Siberia, Russian officials said Monday. Local police "received a report of a polar bear ...

If you're thinking about joining the hundreds of people who will take to the frigid waters off Coney Island on New Year’s Day for the annual Polar Bear Plunge, medical experts have some advice. The ...

The image, which reached 2.5 billion views in 2023, shows an emaciated polar bear barely clinging to life. It was taken in Northern Canada’s Baffin Island. The photo is a stark contrast to the strong, ...

This study was funded by grants from the Natural Environment Research Council (NE/S011188/1) and the European Research Council (SELECTHAPLOID - 101001341) The Arctic Ocean current is at its warmest in ...

This comes after record low temperatures were already set on Tuesday in New England. The Polar Vortex is a large, persistent area of low pressure and cold air near the poles and sits about 10-30 miles ...

The polar vortex has broken, and severe temperatures are set to dominate most of the country in the coming days. Temperatures in the 10s are forecast for much of the Northeast, and subzero ...

Meet our story’s protagonist: a female polar bear. Displaced by shrinking sea ice in the Arctic, she was forced to wander south, deeper into the Canadian Northwest Territories. Here, our lady in white ...