The US National Ignition Facility is the only laboratory where a nuclear-fusion reaction has generated more energy than it consumed. Here’s how it achieved this historic milestone and sparked fresh ...

U.S. forces carried out airstrikes on Iran, calling them a retaliation for an attack on an oil tanker. Iran’s military later said it had attacked U.S. targets in Bahrain and Kuwait. Analysis ...

The first demonstration of superconductivity at 35 kelvin drove decades of materials research and introduced a puzzle about this strange state of matter. The finding that spermine molecules in cells ...

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