Ride-hailing company Uber is willing to pay up to $3 billion for HERE, a Nokia-owned mapping service that competes with Google Maps, the New York Times reports....

加密货币早已不存在了一段时间，但直到2017年，随着比特币的价格攀升至近20,000美元，它才确实引发全球的注目。...

科学家们仍然都在希望，期望通过更加先进设备的飞行器飞抵太阳上，对其展开充份的理解。...

Chendu in China is planning to launch an ‘artificial moon’ that will light up the skies as far as 50 miles around.中国成都计划升空一颗“人造月亮”，它将照耀周边50英里的天空。...

While some dams in the United States and Europe are being decommissioned, a dam-building boom is underway in developing countries. It is a shift from the 1990s,...