It was thanks to former WWI pilot Tommy Hitchcock that the P-51 entered U.S service — and changed the skies over Europe ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map ...

The finest ever map of the cosmic microwave background - the faint evidence of the universe's early form - has yielded ...

The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...

Climate change is spiralling out of control, with many of the consequences now 'irreversible', a damning report from the ...