Aya Gold & Silver Inc. (TSX: AYA; OTCQX: AYASF) (“Aya” or the “Corporation”) is pleased to announce an updated Mineral Resource Estimate (“MRE”) ...

DSI, an ESG-focused ETF, is likely to underperform as ESG relevance declines and demand weakens. Check out my recommendation ...

海归学者发起的公益学术平台分享信息，整合资源交流学术，偶尔风月压电材料是一类能够实现机械能和电能相互转换的功能材料。目前发现的大多数压电材料表现出正的纵向压电效应，即极化强度随着外部拉伸应变而增加。相比之下，对负的纵向压电效应的研究显得尤为稀缺。最近 ...

Volvo, of all people, once tried to build an M3 beater. While they didn't quite succeed, it didn’t stop the surprise and ...