UK’s free vitamin D scheme, Scottish homes to use green hydrogen, Afghanistan&...

More than 2.5 m people in the UK will be offered free vitamin D supplements; 300 homes in Scotland...

Biofuel Breakthrough, NYC Establishes a Traffic Tax, Ethical Investing Gathering...

University of Utah engineers have found a quick, cheap and efficient method to turn algae into fuel; NYC establishes...

London connects people with green spaces, diagnose ear infections with smartphone...

Seattle bans caste discrimination, researchers shrink endometriosis without surgery,...