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The research is published in the journal Communications Earth & Environment.
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The US has been accused of “shameless exploitation” over a health financing agreement with Zambia worth more than $1bn (£740m), amid warnings that the country is getting a raw deal from the Trump administration.
unsigned long long byte_size = sizeof(union alloc_header) + data_bytes;
The team fired a laser that detected metal atoms released from the rocket body made of aluminium-lithium.