Day: October 18, 2020

Why Trump’s push to ban WeChat would be hard on the Chinese diaspora

Chinese Americans are waiting nervously to hear whether the Trump administration’s efforts to ban the app WeChat in the US will be successful.

Donald Trump issued an executive order on August 6 placing the Chinese-owned app in the firing line, claiming it was a “threat” to US national security. The order propelled the US Department of Commerce into action to propose banning WeChat from US app stores and prohibit money transfers using the app. This move was met with dismay by many Chinese Americans, who rely on the app as a source of both news and connection with family and

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Why the moon’s early magnetic field might be responsible for life on earth

The habitability of a planet depends on many factors. One is the existence of a strong and long-lived magnetic field. These fields are generated thousands of kilometers below the planet’s surface in its liquid core and extend far into space – shielding the atmosphere from harmful solar radiation.

Without a strong magnetic field, a planet struggles to hang on to a breathable atmosphere – which is bad news for life as we know it. A new study, published in Science Advances, suggests that the Moon’s now extinct magnetic field may have helped protect our planet’s atmosphere as life was forming

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