The moon has a new hole on its surface thanks to a boulder that slammed into it in March, creating the biggest explosion scientists have seen on the moon since they started monitoring it.

By Irene Klotz CAPE CANAVERAL, Florida (Reuters) - Back on Earth, Canadian astronaut and cyberspace tweeter Chris Hadfield is getting a rough re-introduction to gravity after a five-month stint aboard the International Space Station, the former commander told reporters during a video webcast from Houston. Hadfield became a social media rock star with his zero-gravity version of David Bowie's "Space Oddity" and a continuous stream of commentary on Twitter about his life in orbit. But living without gravity for five months has left him feeling dizzy, weak and prematurely aged. ...

(Reuters) - The jackpot for the Powerball lottery has soared to a record $600 million and the top prize may swell to nearly $1 billion if no one draws the winning numbers this weekend, a lottery official said on Friday. The potential payout of Saturday's jackpot could mean a one-time lump sum payment of $376.9 million. Officials reported brisk ticket sales across the country. The top prize grew after no one won a drawing on Wednesday, said Mary Neubauer, a spokeswoman for the Iowa Lottery, where the Powerball is based. The popular lottery, which is played in 42 states, Washington D.C. ...

By Charlie Dunmore BRUSSELS (Reuters) - Critics ridiculed European Union bureaucrats on Saturday for taking time off fighting the euro zone's debt crisis to impose strict new rules on how restaurants serve olive oil. From January 1, 2014, eateries will be banned from serving oil to diners in small glass jugs or dipping bowls, and forced instead to use pre-sealed, non-refillable bottles that must be disposed of when empty. The European Commission said the move is designed to improve hygiene and reassure consumers the olive oil in restaurants has not been diluted with an inferior product. ...

By Maayan Lubell JERUSALEM (Reuters) - Israel said on Saturday that advanced weapons supplied by Russia to war-torn Syria could end up in the wrong hands and be used against the Jewish state. A Russian shipment of Yakhont anti-ship missiles to Syria was condemned by the United States on Friday and Israel is also alarmed by the prospect of Russia supplying S-300 advanced air defense missile systems to Damascus. ...

By Radu Marinas VASLUI, Romania (Reuters) - Valentin Boanta, sitting in his jail cell, proudly explains the device he has invented which, he says, could make the world's ATMs impregnable even to tech-savvy criminals like himself. Boanta, 33, is six months into a five-year sentence for supplying gadgets an organized crime gang used to conceal ATM skimmers, which can copy data from an unsuspecting ATM user's card so a clone can be created. He said he had started to make the devices for the sheer excitement of it and denies ever planning to use them himself, saying he only sold them to others. ...