Anatoly Perminov, Russia’s space chief, in a replay of the early 1960’s NASA Orion Project,  proposes building a nuclear-powered ship with a megawatt-class nuclear reactor at a government meeting Wednesday but...

  Solitary citizens are toiling over test-tubes, sacrificing their time and money to create brand new lifeforms – but this isn't...

  Solitary citizens are toiling over test-tubes, sacrificing their time and money to create brand new lifeforms – but this isn’t...

A collection of remote quasars, whose positions in the sky are precisely known, form a map of celestial landmarks in which to orient the Earth. The first such map, called...

The haunting “Skull Nebula”, planetary nebula (NGC 246) surrounds a dying star some 1,600 light-years away in the constellation Cetus. Expanding over a period of thousands of years, nebula is the...