In a star’s core, fusion takes terrific temperature and pressure that is provided by the crushing gravity of the star’s overlying mass. For a star to be relatively stable, the outward force of the ...

The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world ...

Music icon Katy Perry and an all-female crew are set to launch on a Blue Origin New Shepard spacecraft on April 14.

The UK has accused Vladimir Putin of dragging his feet on a Ukraine ceasefire at a meeting of allies - at which more than £18bn in aid was pledged to Kyiv. Meanwhile, Donald Trump's envoy has ...

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