- Twitter tags Trump tweet with fact-checking warning
- A post by US President Donald Trump has been given a fact-check label by Twitter for the first time. President Trump tweeted: "There is NO WAY (ZERO!) that Mail-In Ballots will be anything less than substantially fraudulent.&...
- 作者：发表于：2020-05-27 14:49:10 点击：571 查阅全文...
- Coursera: COVID-19 contact tracing
- Johns Hopkins Bloomberg School of Public Health As the world responds to the COVID-19 pandemic, public health experts have identified contact tracing as a key strategy for limiting the spread of the virus. Contact tracers help provide guidan...
- 作者：发表于：2020-05-25 14:56:52 点击：521 查阅全文...
- Riz au lait: A simple French dish made from pantry staples
- The French version of rice pudding is firmly ensconced in the nostalgic, comfort food category of “grandmother’s recipes” today. And it’s become even more popular during lockdown. ...
- 作者：发表于：2020-05-21 14:44:32 点击：477 查阅全文...
- A selection of powerful news photographs taken around the world this week
- A selection of powerful news photographs taken around the world this week, as people react to the spread of the coronavirus. Italian violinist Fiamma Flavia Paolucci performs at Tor Vergata Hospital in Rome, as part of International Nu...
- 作者：发表于：2020-05-19 15:09:55 点击：579 查阅全文...
- Coronavirus and tipping: Will the outbreak make us more generous?
- When cleaner José Zaragoza finished his job at a home, he was surprised to find he'd received a $100 tip on Venmo. "I was like 'hey you made a mistake' - you sent an extra zero," but the customer told him he'd given him a la...
- 作者：发表于：2020-05-15 15:13:03 点击：508 查阅全文...
- How to work - comfortably
- ...
- 作者：发表于：2020-05-13 11:50:31 点击：403 查阅全文...
- Face masks compared
- ...
- 作者：发表于：2020-05-11 11:41:35 点击：452 查阅全文...
- Coronavirus bailouts: Which country has the most generous deal?
- Coronavirus shutdowns around the world have pushed countries into crisis-mode, prompting a massive rescue spending in an effort to soften the blow from what is expected to be the worst economic contraction since the 1930s. Columbia economics profe...
- 作者：发表于：2020-05-08 16:31:54 点击：458 查阅全文...
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