Reuters Science News Summary

Following is a summary of current science news briefs. Shaken or stirred: robotic bartender serves up cocktails for Prague clubbers

For revelers at one Prague megaclub, gone are the days of being squashed at the bar waiting to get a watered-down cocktail. Two years after becoming the first to try a robot DJ, the five-story Karlovy Lazne Music Club has gone a step further with the launch of a robotic bartender to mix up cocktails, after its manager was inspired by seeing one in Las Vegas. Apollo 11 astronaut Buzz Aldrin complains about current U.S. lunar ability

When President Donald Trump asked Buzz Aldrin, the second human ever to walk on the moon, what he thought about the United States' current ability to operate in space 50 years after the Apollo 11 mission, the ex-astronaut had a ready response. "Actually, I've been a little disappointed over the last 10 or 15 years," Aldrin told Trump on Friday. Explainer: NASA aims to build on moon as a way station for Mars

Unlike the Apollo program that put astronauts on the moon 50 years ago, NASA is gearing up for a long term presence on Earth's satellite that the agency says will eventually enable humans to reach Mars. "Now, NASA is working to build a sustainable, open architecture that returns humanity to our nearest neighbor," Jim Bridenstine, the administrator of the U.S. space agency, said in a statement to a Senate committee on Wednesday.

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