Maybe that was true. But astronauts in the International Space Station can now communicate with people on the earth through ...

Drugs, on the other hand, work from the “bottom up” as they directly affect the neurotransmitters involved in a patients ...

He was one of the first to point out decades ago the problem of arsenic contamination in deep water wells in West Bengal and Bangladesh., 环境研究系主任察克拉波提，他是几十年前首先指出西孟加拉邦和孟加拉国深井水中有矿物质砷污染的几个学者之一。

Push for new regulations France has used its position as current head of the G20 to speak out against excessive speculation., ...

IATA, which represents about 230 airlines, comprising 93% of global scheduled air traffic, warned last week that the slump in traffic continued into January and hasn't ended yet., 国际航空运输协会由约230家航空公司组成 ...