Russia has halted its gas supply to Germany through the Nord Stream 1 pipeline for ten days to do annual maintenance works. But the German government fears the flow of natural gas might not be resumed after repairs are completed. We talk about the potential consequences with Paula Rodriguez-Masiu, Head of Market Intelligence at Spanish oil and gas company CEPSA.

Elon Musk has pulled out of his US$44 bn deal to buy Twitter but the platform won't let him go so easily. The firm could now file a lawsuit to force the acquisition to go ahead as the failed takeover causes shares to plummet. We hear more from John Coffee, professor of law at Columbia Law School in New York and former advisor to the New York Stock Exchange and Nasdaq.

Images by the James Webb telescope, the largest and most powerful ever launched into space, have been shown to the public for the first time. We talk about their relevance with Greg Redfern from Nasa's Jet Propulsion Laboratory.

Petrol and gas supplies have begun to trickle to Sri Lanka's population after days of political turmoil that have ended with the President and the Prime Minister fleeing the country and announcing their disposition to resign. We hear from University of St Andrews' Anthropologist Vindhya Buthpitiya.

Sam Fenwick discusses these and other big business news throughout the programme with Forbes' assistant managing editor Diane Brady, in New York, and The Smart Investor's co-founder David Kuo, in Singapore.

(Picture: Gas compressor station in Mallnow. Picture credit: EPA)