Astrotourism is coming to Canada, thanks to an ambitious plan for a chain of six dark-sky sites along 100 miles of the ...

This story is part of the Forty for Forty Project: 40 outings in 40 weeks to celebrate the 40th anniversary of the.

The World Meteorological Organisation (WMO) has reported that sand and dust storms affect 330 million people in more than 150 countries worldwide, causing growing harm to both public health and the ...