10 Biggest Scientific Breakthroughs of 2023 – Dagens Nyheter
The Year’s defining Scientific Leaps: A 2024 Retrospective
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As 2024 draws to a close (updated December 18, 2025, 22:31:27 PST), the scientific community reflects on a year marked by groundbreaking discoveries poised to reshape our understanding of the universe and improve human life. From advancements in Alzheimer’s treatment to the first-ever image of a black hole’s magnetic fields, these breakthroughs represent not just incremental progress, but paradigm shifts. This article details ten of the most important achievements, exploring their implications and potential future impact.
1. A New Era in Alzheimer’s Treatment: Donanemab
For decades, Alzheimer’s disease has remained a formidable challenge. In 2024, however, Donanemab, developed by Eli Lilly and Company, offered a beacon of hope. The Food and Drug Management approved Donanemab on June 7, 2024, after clinical trials demonstrated a slowing of cognitive decline in early-stage Alzheimer’s patients. Specifically, the TRAILBLAZER-ALZ 2 trial, published in The Lancet, showed a 22.3% slowing of cognitive decline over 18 months. While not a cure, Donanemab represents a crucial step forward in managing this devastating disease, targeting amyloid plaques in the brain.
2. unveiling the Secrets of Black holes: Event Horizon Telescope
The Event Horizon Telescope (EHT) collaboration achieved another monumental feat in 2024: capturing the first-ever image of the magnetic fields surrounding the supermassive black hole at the center of the Messier 87 (M87) galaxy. Building on their 2019 image of the black hole itself, this new visualization, published in Nature, reveals swirling patterns of light and magnetism, providing invaluable insights into the physics governing these cosmic behemoths. These observations confirm long-held theoretical predictions about how black holes interact with their surroundings.
3. CRISPR Gene Editing Advances: Treatment for sickle Cell Disease
The promise of CRISPR-Cas9 gene editing moved closer to reality in 2024 with the FDA approval of Casgevy (exagamglogene autotemcel) and Lyfgenia (lovotibengene autotemcel) for sickle cell disease. These therapies,developed by Vertex Pharmaceuticals and Bluebird Bio respectively,offer a potential functional cure by editing patients’ own bone marrow cells to produce fetal hemoglobin,which doesn’t cause sickling. The New England Journal of Medicine published results demonstrating sustained benefits in treated patients, marking a turning point in the treatment of genetic diseases.
4. Fusion Energy Progress: National Ignition Facility
The pursuit of lasting fusion energy took a significant step forward at the