WASHINGTON, June 18 -- The U.S. Department of Homeland Security Customs and Border Protection issued the following news release: * * * DHS awards contract for 27 miles of new border wall in Arizona; issues waiver to accelerate construction in Texas * U.S. Customs and Border Protection awarded another contract for border wall construction, the second of President Trump's second term in office, to Fisher Sand & Gravel Co. for $309,463,000 to construct approximately 27 miles of new border wall   more

TUCSON, Arizona, June 19 -- The University of Arizona issued the following news release: * * * Earliest evidence of humans in the Americas confirmed in new U of A study By Kyle Mittan Vance Holliday jumped at the invitation to go do geology at New Mexico's White Sands. The landscape, just west of Alamogordo, looks surreal - endless, rolling dunes of fine beige gypsum, left behind by ancient seas. It's one of the most unique geologic features in the world. But a national park protects much o  more

TUCSON, Arizona, June 19 -- DarkSky International issued the following news release: * * * HUB Sports Center serving Washington-Idaho communities earns DarkSky Approved certification HUB Sports Center's newly completed Fields Complex has officially earned DarkSky Approved status through DarkSky International's Outdoor Sports Lighting Program. This milestone makes HUB the first DarkSky Approved outdoor sports lighting facility in Eastern Washington, and only the second in the entire state. HU  more

TUCSON, Arizona, June 19 (TNSjou) -- The University of Arizona issued the following news release: * * * Predicting how plants will fare in the heat is not so easy By Elena Lopez Anticipating how plants will respond to rising temperatures is critical not just for plants themselves, but for whole ecosystems. Yet making those predications involves looking at many factors and is not as straightforward as it might seem. What happens at the level of a single leaf might not necessarily scale up to   more