The Cannondale Moterra SL has the best mix of weight, power, range and handling of any eMTB out there right now (that doesn’t cost a five figure sum). Apparently the Cannondale Moterra SL came ...

The Purple mattress lineup has improved significantly over the last few years. Only one mattress underwent a redesign to improve the edge support. There were three hybrid models, called the Purple ...

细菌虽小，却在与病毒的较量中展现了惊人的“智慧”。记者17日从中国药科大学获悉，该校多靶标天然药物全国重点实验室教授肖易倍团队及国内相关科研机构发现了一种全新的细菌免疫系统CRISPR-CAAD。该系统通过“耗光”细菌内部的能量分子ATP来阻止病毒扩散。