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Data Analysis

Rebuttal Confirms Cosmic Expansion Is Still Accelerating

A peer-reviewed MNRAS paper finds calibration errors in a 2025 Yonsei analysis, restoring confidence in supernova-based dark energy measurements.

Green Bank Radio Search Finds No Signs of Technology on Interstellar Object 3I/ATLAS

Perseverance Finds Potential Biosignature in Jezero Mudstone, Raising Stakes for Sample Return