Over 33 days, Nina Gordon-Kirsch walked 240 miles from her California home to the Highland Lakes in the Sierra Nevada mountains. Now she's releasing a documentary about her journey

Aiming to foster peace, build common future around tech, parties aim to address age-old regional challenge of water scarcity

Standalone platform is energy-efficient, works even in off-grid, desert areas, effectively filters out pollutants and kills bacteria, researchers say