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Analyzed News: Half a billion

Coronavirus spreading graph comparison between countries

Articles in topic Half a billion

How air quality has improved during the coronavirus crisis

To contain the coronavirus pandemic, billions of people have been told to stay at home. In China, authorities placed almost half a billion people under lockdown, the equivalent of nearly 7% of the world's population. Many other countries have since taken similar measures, initially in hard-hit Italy and Spain, and more recently in the United States and India.

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2020 Democratic contenders plead for cash after draining their accounts

The Democratic presidential contenders are racing to refill their campaign coffers -- following costly battles in the early nominating states and the looming Super Tuesday threat from New York tycoon Michael Bloomberg, who has plowed nearly half a billion dollars of his fortune into the fight to become the party's standard-bearer.

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Mystery space signal repeats every 16 days

Mysterious radio signals from space have been known to repeat, but for the first time, researchers have noticed a pattern in a series of bursts coming from a single source half a billion light-years from Earth.

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