Sailors have relied on the stars, particularly the North Star, to navigate the ocean for centuries. Indigo buntings, as we ...

Fresnel Diffraction: A near-field diffraction phenomenon occurring when light encounters a phase discontinuity. Phase Step: A sudden change in the optical phase, typically due to variations in ...

Washington Commanders veteran quarterback Marcus Mariota continues to lead both on and off the field. Known for offering guidance and motivation to his teammates, Mariota also gives back to his ...

Scientists are working to understand the curious phenomena of red sprites, green ghosts and blue jets high above ...

Since early June, U.S. Immigration and Customs Enforcement officers have arrested over two dozen immigrants in San Francisco. People were picked up at ICE’s downtown field office and the San Francisco ...

The sample volume is illuminated by a monochromatic box or line-focused X-ray beam while diffraction patterns are serially recorded as the sample rotates full circle. ... that commercialization will ...

This communication proposes a kind of asymptotic spatial expansion method for fast determination of a single-cut antenna radiation pattern from near-field measurements. When the radiated field is ...

FOREST PARK, Ga. — Frightening moments unfolded Tuesday evening in Forest Park when gunfire broke out near an area where people were gathered for a high school graduation.

Far-field pattern of an antenna above the earth is different from the characteristics in free space. We propose an estimation method of antenna far-field above the earth from near-field data in free ...

Looking ahead: Summer pattern: Hot, humid with sea breeze showers and storms. Tropics: No tropical development is expected over the next 7 days. Sunrise: 6:24 a.m. Sunset: 8:29 p.m.

In April, the USGA announced that it received a record 10,202 entries for this year's event, breaking the previous mark of 10,187 set in 2023 for the U.S. Open at Los Angeles Country Club.