In the United States, drones have interfered with aircraft trying to put out wildfires. They have buzzed dangerously close to jets taking off at airpo...
阅读量:5502024
Snapchat has some new competition in the market for selfie photos that disappear after a few seconds.在“阅后即焚毁”式的自拍照片共享应用于市场,Snapchat又步入了新的竞争对手。...
阅读量:9802024
踏一发动全身的“双十一”“18秒,手机销量斩万”,这是来自京东的首个战报。...
阅读量:8792024
美国科学史家库恩在《科学革命的结构》界定科学习惯、学术传统、一个明确的科学基本成就的范式。...
阅读量:9922024
工作量证明概述所有加密货币都定义了其网络内所有权的状态。...
阅读量:3922024