Abstract: This paper investigates a drone (aka UAV)-assisted physical layer security framework for space–air–ground integrated networks (SAGINs) in the presence of multiple eavesdroppers. A single ...

In A Nutshell Penn State scientists captured the first direct evidence of trees producing faint electrical glows, called coronae, during live thunderstorms. The discharges hop erratically from leaf to ...

Plein Air, a leading marketing, technology, and data consultancy for restaurant and retail brands, today announced a strategic investment from Coral Tree Partners, a Los Angeles-based private equity ...

DALLAS & LOS ANGELES, February 11, 2026--(BUSINESS WIRE)--Plein Air, a leading marketing, technology, and data consultancy for restaurant and retail brands, today announced a strategic investment from ...

Tree cover in Tampa fell to a 20-year low after Hurricane Milton. An oak tree knocked down by Hurricane Milton rests on the lawn of a home in Clearwater in this November 2024 photo. Hurricanes and ...

This article is brought to you by our exclusive subscriber partnership with our sister title USA Today, and has been written by our American colleagues. It does not necessarily reflect the view of The ...

As February’s milder days arrive, UK gardeners gain a brief window to reshape certain trees without harming blossom or yield. Which species truly relish a late winter prune? Those first milder days of ...

Abstract: In the down-link secure space-air-ground integrated network (SAGIN) with practical discrete modulation symbols, we consider the joint design of the power of satellite and unmanned aerial ...

On the narrow isthmus of Panama, scientists discovered adding nitrogen to the soil doubled tree growth, providing new insights into forest restoration. When you purchase through links on our site, we ...

A dramatic rescue of a cat clinging to life in a 100-foot-tall tree was caught on video after a snowstorm.Warm and safe now, the cat named "Oak" has quite a story.The little guy wasn't curled safely ...