Trump announced a 35% tariff on Canadian goods late, claiming Canada had "financially retaliated" to earlier duties. He followed that up this weekend with promises of 30% duties on Mexico and the ...

Trump announced a 35% tariff on Canadian goods late Thursday on Truth Social, claiming Canada had "financially retaliated" to earlier duties. A White House official said, however, that many ...

The Texas Tribune covers politics and a range of policy issues that affect all Texans. Those topics include public and higher education, health and human services, demographics and voting rights ...

The plant vascular system, composed of xylem and phloem, evolved to connect plant organs and transport various molecules between them. During the post‐embryonic growth, these conductive tissues ...

Aquatic ecosystems support species diversity, and knowledge of plant communities is essential for wetland conservation programs. This study provides a checklist of aquatic vascular plants of South ...