World's Most Powerful Laser To Trigger Fusion Reaction This Year

From The Telegraph:

A pivotal step in the march towards fusion power, the ''holy grail'' of sustainable clean energy, could be taken this year.

Scientists in the US are preparing for the dramatic moment when the world's most powerful laser unleashes the nuclear force that lights up the sun and achieves ''ignition''.

At that moment, 192 laser beams housed in a building the size of three football pitches will focus on a target the size of a peppercorn to trigger a self-sustaining fusion reaction.

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