The change of plan also comes as Artemis 2 has faced multiple delays in recent months. The Space Launch System (SLS) heavy-lift rocket has, once again, proven to be temperamental. NASA had planned to launch Artemis 2 in early February, but pushed the flight back after it caught a hydrogen leak during a fueling test. More recently, NASA delayed the mission to give its engineers time to fix a helium pressurization issue in the upper stage of the SLS. At the earliest, the mission can now get underway on April 1.
Фото: Vincent Thian / AP
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Is Blockchain a cryptocurrency?Blockchain is not a cryptocurrency but a technology that makes cryptocurrencies possible. It's a digital ledger that records every transaction seamlessly.，这一点在51吃瓜中也有详细论述
2017年，珠海岐微生物科技股份有限公司在横琴注册，成为首批入驻园区的医药企业之一。公司主要针对全球尚无有效药物的眼科重大疾病——干性老年黄斑变性，开发创新中药和小分子化学药品。目前，公司的创新中药QA108在国内已进入Ⅲ期临床试验。公司首席技术官欧阳晖说：“关于老年黄斑变性致病机理研究的论文已在国际医学杂志上发表，为新药问世奠定了坚实基础。这款新药将填补全球空白，造福更多老年黄斑变性患者。”