2nd 发布的文章

中美贸易谈判实质性进展

BBC News

The Kenyan runner Eliud Kipchoge has made sporting history by becoming the first person to run a marathon in under two hours. Cheered on by large crowds in the Austrian capital Vienna, Kipchoge finished the course of just over 26 miles or 42 kilometers in one hour, 59 minutes and 40 seconds.

贝宝退出天秤币项目

BBC News

The chairs of three US Congressional Committees have accused President Trump of defiance, obstruction and coverup in his approach to their impeachment inquiry. The three Democrats have issued a subpoena or legal order to the White House, demanding documents relating to Mr. Trump's request to Ukraine to investigate his presidential rival Joe Biden.

舌尖上的脑花

Tastes and Brain

And using this method, we and other labs, have investigated how long a time it takes from "food lands on our tongue" until our brain has figured out which taste it's experiencing. Turns out this occurs within the first already 100 milliseconds, that's about half a second before we even become aware of it.

网聊有益健康

Teen Screentime

青少年会花很多时间在电子设备上,家长很担心,但是一项新研究发现,家长完全没有必要担心。使用社交媒体和数字化技术会导致非常严重的心理健康问题,比如抑郁症和轻生等。家长们听到的这种说法,才是真正的危险。加州大学尔湾分校的心理学教授坎蒂丝说。