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Whispers of the elusive particles are becoming stronger with a series of signals that appear to be zeroing in on a leading contender.
Theoretical cosmologists are piecing together a cosmic origin story from a surprising anomaly in the recently released Planck satellite image.
Decades of confounding experiments have physicists considering a startling possibility: The universe might not make sense.
Three “extremely large telescopes” poised to begin observations within a decade could help answer some of the universe’s oldest and best-kept secrets.
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