The virus is transmitted through direct contact between people, or through airborne droplets in coughs and sneezes.
Scientists warn that as humans move more activities off-Earth, more debris will fall to Earth, polluting as it plummets.
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Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04
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Current X-ray lasers require facilities that are kilometres long. A cavity-based set-up about 66 metres in length has been developed that uses highly reflective mirrors to enable the generation of high-intensity pulses of narrow-band X-ray radiation. This promises to overcome the limitations of current X-ray lasers.
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