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US, UK scientists share Nobel Prize for Medicine

The 2019 Nobel Prize in Medicine has been jointly awarded to William Kaelin Jr., Sir Peter Ratcliffe and Gregg Semenza for their pioneering research into how human cells respond to changing oxygen levels.

Why Trump upended US-China trade talks

President Donald Trump emerged from a briefing at the end of last week convinced China was stalling after months of forward progress in trade negotiations. Frustrated, Trump sent shockwaves through global markets by threatening to hike tariffs, catching everyone off guard.