2nd 发布的文章


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.


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.


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.


Teen Screentime