Tests reveal that the heads of these marine mammals act as antennas for the songs of fellow whales
Video
MOVIE REVIEW: Avengers: Infinity War
Entertainment 
0The first film in a two-part epic is loaded with a universe worth of characters and plenty of humour, but is also the darkest Marvel film yet
Mysterious twisted squid baffles scientists
Planet 0Listen to researchers delight in seeing the curled-up creature in this video
CONTEST: Earth-friendly gadgets for Earth Day
Planet 61Plus, celebrate our unique world with a remarkable video that uses Google Earth images to show us what human civilization looks like from above