A brown dwarf found hiding 75 light-years from Earth is the coldest and dimmest ever discovered, a new study reports.
距最近一项研究发现,在距地球75光年的地方,隐藏着一颗棕矮星,它是迄今为止所发现的最冷最暗的星。
Airline travel has a significant effect on the spread of influenza, a new study reports, raising the question of whether flight restrictions may be helpful in controlling a pandemic.
飞机旅行对流感的传播有着非常重要的影响,而最新的研究报道对进行飞行限制是否有利于控制全国性疾病的传播提出了疑问。
A new study reports the common drug aspirin greatly reduces life-threatening problems after an operation to replace blocked blood vessels to the heart.
一项新的研究报告说,阿斯匹林这种普通药物就可以大大减少心脏血管阻塞手术后出现的危及生命的情况。
A new study reports that these changes are consistent regardless of whether individuals were employed, had young children at home or lived with a partner.
一项调查报告指出,这些变化向来如此,不管人们是否有工作、家里是否有孩子以及是否有伴侣。
A new study reports that these changes are consistent regardless of whether individuals were employed, had young children at home or lived with a partner.
一项调查报告指出,这些变化向来如此,不管人们是否有工作、家里是否有孩子以及是否有伴侣。
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