He chased eclipses for five decades, wrote several books about them and worked with NASA to make data accessible to ...

Take a flight of discovery high above Gansu, a captivating province in northwest China, where natural beauty and cultural history intertwine. This drone footage highlights the vast Gobi Desert, the ...

High atop Mormon Mesa in Nevada lies a trench—1,500 feet long and carved into the desert by artist Michael Heizer in 1969. Called Double Negative, it’s considered a landmark of land art… but is it ...