These powerful images capture the spear-wielding tribes of Papua new Guinea who believe they are possessed with the spirit of the crocodile. They show how the Kangunaman clansmen scar their backs to resemble reptile scales while the Huli Wigmen wear elaborate headdresses to signal they are ready for battle. (Photo by Trevor Cole/Media Drum World)

People cheer as the ball drops at midnight in Times Square on January 1, 2015 in New York City. An estimated one million people from around the world are expected to pack Times Square to ring in 2015. (Photo by Andrew Theodorakis/Getty Images)

The lightest material ever made has been produced by a team of scientists in China, a Chinese university announced.

To celebrate the 76 years of Superman, the Warner Bros. Consumer Products and Royal Canadian Mint have created four new collector coins featuring Superman from DC Comics. The decision to continue making these limited edition coins was made after the last year’s sale of Superman coins was a complete success. The newest four collector coins were crafted from gold and silver, after which the colors were applied by hand. Any true fan of superman would be delighted to own one of such coins to show off to his friends and buddies.