Science

LONDON – AstraZeneca and Oxford University admitted a production error on Wednesday, raising questions about the preliminary results of their experimental Covid-19 vaccine. The statement describing the error came days after the company and university described the shots as “extremely effective” and did not mention why some study participants did …

The efficacy of the coronavirus vaccine from AstraZeneca and the University of Oxford may be due in part to a dosing error. In a press release on the effectiveness of the vaccine released on Monday, the dose of the vaccine candidate had the highest efficacy – up to 90% – …

We know that sitting up after hours is not good for us, but how much exercise is necessary to prevent a day of negative health effects at the desk? A new study suggests that sweating should be done for about 30-40 minutes per day. There is a fair amount of …

Look inside the boraxino detector. Credit: Boraxino Collaboration Neutrinos Yield First Experimental Proof of Catalyzed Fusion Dominance in Many Stars An international team of 100 Boraxino collaborators, including particle physicist Andrea Poker from Amherst University in Massachusetts, reports Nature This week we are looking for neutrinos directly from the Sun, …

The Egyptian mummy that was adorned with the portrait of the woman was a surprise – the body of a child who died when he was only 5 years old. Now, scientists have learned more about the mysterious girl and her burial, thanks to high-resolution scans and X-ray “microbeams” that …