Congress candidate for the New Delhi assembly seat, Sandeep Dikshit, defended Rahul Gandhi's leadership, saying, "Yesterday ...

These massive currents carry material on a journey through and around star-forming galaxies before they settle and form stars ...

2025年1月16日天文系系主任换届，通过民主推荐和考察，经学校研究决定，清华大学讲席教授李菂担任系主任一职。原系主任毛淑德教授不再担任系主任。 毛淑德于2014年任清华大学任天体物理中心（天文系前身）主任，2019年开始担任新成立的天文系首任系主任。在任期间，积极引进国内外优秀青年师资，推动大科学项目发展，搭建国际化培养平台，搬迁新办公楼。毛淑德牵头基金委创新群体、国家重点研发计划等多项科研项目 ...

European Southern Observatory Director General Xavier Barcons told Space.com that astronomers expect the project to brighten the sky by up to 10 percent around the observatory.

New research confirms the Universe is expanding faster than models predict, deepening the Hubble tension and suggesting a ...

Incoming President Donald Trump will be inaugurated Monday. He has promised to crackdown on illegal immigration on his first ...