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What does the nuclear fusion breakthrough mean?
To create fusion ignition,laser energy is converted into X-rays, which then compress a fuel capsule until it implodes Source: AAP / Lawrence Livermore National Labo/ratoryCover Images
Scientists in California have announced a major breakthrough in nuclear fusion technology, for the first time producing more energy in a fusion reaction than was used to ignite it. So what is nuclear fusion, and why are some experts concerned?
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