内容摘要：Businesses outside Russia willing to supply sanctioned goods directly to Russian customers are not difficult to find.

Businesses outside Russia willing to supply sanctioned goods directly to Russian customers are not difficult to find.

But the journey of science is also about setbacks. In 2005, two NASA scientists claimed they had found potential traces of extraterrestrial life on Mars after they discovered signs of methane there. Yet those findings eventually did not hold up to scientific scrutiny and NASA distanced itself from their conclusions.The Cambridge-led team has found DMS and DMDS with 99.7 percent certainty. But while that might sound like a near-perfect score, it is far from what is accepted as the benchmark for a new discovery by the exacting standards of science.

For their conclusions to be considered bulletproof, they need to get to what is known as the five-sigma threshold – 99.99994 percent certainty.The astronomers believe that more hours on the James Webb telescope could help them reach that level of confirmation.“Decades from now, we may look back at this point in time and recognise it was when the living universe came within reach,” said Madhusudhan. “This could be the tipping point, where suddenly the fundamental question of whether we’re alone in the universe is one we’re capable of answering.”

Susie Wiles, an ally of President Donald Trump, was reportedly the target of an impersonation campaign using her voice.The United States government has opened an investigation into apparent efforts to impersonate White House chief of staff Susie Wiles in communications to politicians.

On Friday, a White House official confirmed to The Associated Press that a probe had been opened, following a report about the impersonation in The Wall Street Journal a day prior.

Anonymous sources told The Journal that governors, business leaders and senators had received messages and phone calls from someone posing as Wiles, who is aShe is now campaigning to be a judge in Ciudad Juarez, in the border state of Chihuahua.

Despite her high-profile client, Delgado told Al Jazeera that the scrutiny over her candidacy is misplaced: She maintains she was only doing her job as a lawyer."Having represented this or that person does not make you part of a criminal group," she said.

Rather, she argues that it is Mexico's incumbent judges who deserve to be under the microscope. She claimed many of them won their positions through personal connections."They got in through a recommendation or through a family member who got them into the judiciary," she said.