A new mRNA therapy temporarily rejuvenated aging mice's immune systems by stimulating liver cells to produce thymus-like signals.

FDA approves rucaparib for BRCA-mutated advanced prostate cancer, improving progression-free survival.

Heavy rain caused flooding in Washington, closing US Highway 2 with no injuries reported.

Late crop burning in India’s Punjab and Haryana worsens winter air pollution, harming Delhi’s air quality.

China and Russia strengthened media ties, signing 11 agreements to boost cooperation and mutual understanding.

Cannabis boosts deep sleep but reduces REM sleep, affecting long-term well-being, a study finds.

Arctic rivers turn orange from thawing permafrost, driven by record-warm, wet 2025 conditions.

Mannheim’s new 162-megawatt heat pump system will power 40,000 homes by drawing warmth from the Rhine River, replacing coal plants by 2028–29.

MIT fusion scientist Nuno Loureiro was fatally shot at his Brookline home on Dec. 15, 2025; investigation ongoing, no suspects.

Flu cases surge in U.S. and Canada, driven by H3N2, with high hospitalizations and deaths; officials urge vaccination.