EU court says binary choices are discriminatory. And in Colombia, two museums hold mother lode of 10-million-year-old fossil ...

在地球漫长的演化历程中，物种的兴衰交替不断重塑着生态系统的面貌。最近，发表在《古生物学》（Palaeontology）上的一项研究揭示了一个饶有趣味的现象：在恐龙活跃的远古时代，许多植物的果实普遍小巧，然而当恐龙这一陆地霸主灭绝后，植物果实的体积却如 ...

Here are the top news photos across February, featuring a freak storm, the election campaign and the powerful impact of new ...