Study explores coevolution of mammals and their lice

According to a new study, the first louse to take up residence on a mammalian host likely started out as a parasite of birds. That host-jumping event tens of millions of years ago began the long association between mammals ...

The Higgs boson, ten years after its discovery

Ten years ago, on July 4 2012, the ATLAS and CMS collaborations at the Large Hadron Collider (LHC) announced the discovery of a new particle with features consistent with those of the Higgs boson predicted by the Standard ...

Thousands evacuate from 'dangerous' Sydney floods

Rapidly rising rivers swamped swathes of rain-lashed Sydney on Monday, forcing thousands to flee "dangerous" floods as the city's largest dam spilled torrents of water.

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