Scientists and a filmmaker have gone after an unknown sea monster which they believe has eaten a great white shark traced with a tag. Some say a bigger shark or whale could have been behind the killing, but the gathered data points to other possibilities. The internet is full of speculation on the nature of the mysterious sea creature, following the release of a viral YouTube video by the Smithsonian... 

Residents of Buenos Aires struggling with a lingering heat wave At least seven people have been reported dead in Argentina as the result of major heat wave affecting the South American country over the past week. Argentine authorities announced on Tuesday that heat problems have been further compounded by power cuts, preventing many people from using air conditioning to cool off. Most of the reported... 

The coldest ever December has rolled through Russia causing the evacuation of hundreds of people in Siberia, where temperature hit below -50C, and plunging Moscow into its coldest night in the season. Will Christmas lift the frosty spell? ­The cold weather that has Russia in its icy embrace has been causing all kinds of havoc. Flights and buses delayed and cancelled, many schools have been closed,...