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Coronavirus: US withdraws emergency use of hydroxychloroquine
  Emergency use of the anti-malaria drug hydroxychloroquine as a treatment for coronavirus has been withdrawn by the US Food and Drug Administration (FDA). The FDA said that new evidence from clinical trials meant that it was no longer reasona...
作者:发表于:2020-06-17 14:49:30 点击:55 查阅全文...
Coronavirus: Beijing tightens controls amid spike in local cases
The Chinese capital Beijing has put more neighbourhoods under lockdown and boosted testing as it tries to contain an outbreak of coronavirus. The city has seen more than 100 new cases in the fresh outbreak, the World Health Organization (WHO...
作者:发表于:2020-06-16 12:08:33 点击:59 查阅全文...
Coronavirus: Blood clots targeted in treatment trial
  Scientists are to test whether an experimental drug can prevent potentially deadly blood clots associated with Covid-19. The trial, funded by the British Heart Foundation, will test the theory the clots are caused by a hormone imbalance trig...
作者:发表于:2020-06-15 12:03:25 点击:50 查阅全文...
George Floyd: Microsoft bars facial recognition sales to police
Microsoft has become the latest US company to limit the use of its facial recognition technology by police. The firm said it would not start sales to US police departments until the country approves national regulation of the technology, whi...
作者:发表于:2020-06-12 16:40:11 点击:95 查阅全文...
George Floyd: Amazon bans police use of facial recognition tech
  Technology giant Amazon has banned the police from using its controversial facial recognition software for a year. It comes after civil rights advocates raised concerns about potential racial bias in surveillance technology. This week IBM a...
作者:发表于:2020-06-11 16:59:45 点击:95 查阅全文...
Coronavirus: Asymptomatic transmission still an 'open question'
How much coronavirus transmission comes from people with no symptoms is still a "big unknown", a World Health Organization scientist has clarified. Dr Maria Van Kerkhove said on Monday it was "very rare" for asymptomatic ...
作者:发表于:2020-06-10 15:28:15 点击:99 查阅全文...
George Floyd's funeral hears calls for racial justice
  The funeral of George Floyd, an African American whose death in police custody spawned global outrage, has heard impassioned pleas for racial justice. Speakers in the church in Houston, Texas, lined up to remember a man whose "crime was...
作者:发表于:2020-06-10 15:20:09 点击:105 查阅全文...
US Democrats introduce sweeping legislation to reform police
US Democrats in Congress have proposed sweeping legislation to reform American police, following weeks of protests against police brutality and racism. The bill would make it easier to prosecute police for misconduct, ban chokeholds, and add...
作者:发表于:2020-06-09 17:02:04 点击:70 查阅全文...