Đề thi VSTEP Full C1 — Nghiên cứu Khoa học & Vấn đề Toàn cầu

In recent years, the scientific community has confronted an uncomfortable reality: a substantial proportion of published research findings cannot be independently reproduced. This phenomenon, known as the "replication crisis," has prompted serious reflection on the foundations of empirical inquiry. Studies suggest that between 60 and 70 percent of findings in certain fields, particularly psychology and pre-clinical medicine, have failed replication attempts. Several factors contribute to this troubling trend. Publication bias rewards statistically significant results while marginalizing null findings, incentivizing researchers to pursue novel or surprising outcomes. Additionally, methodological pressures—such as small sample sizes, inadequate statistical power, and insufficient documentation of research procedures—undermine the robustness of conclusions. The pressure to secure funding and tenure further compounds these issues, fostering a research culture that prioritizes quantity over rigor. In response, journals, funding bodies, and institutions have begun implementing reforms. Pre-registration of studies, open data initiatives, and collaborative replication projects aim to enhance transparency and accountability. While these measures show promise, reversing decades of entrenched practices will require sustained commitment from all stakeholders in the scientific enterprise.

Good morning, everyone. Today we'll examine antimicrobial resistance, or AMR, one of the most pressing challenges facing global public health. AMR occurs when microorganisms—bacteria, viruses, fungi, parasites—evolve mechanisms to withstand the drugs designed to eliminate them. The World Health Organization has classified AMR among the top ten global public health threats facing humanity. The drivers of AMR are multifaceted. Overprescription of antibiotics in human medicine, widespread use in industrial livestock production, and the discharge of pharmaceutical waste into waterways all accelerate the emergence of resistant strains. Once resistance develops in one region, international travel and trade can rapidly disseminate resistant organisms across borders. The consequences are profound. Common infections become difficult to treat, surgical procedures carry higher risks, and healthcare costs escalate. Projections suggest that by 2050, AMR could cause ten million deaths annually if current trends persist. Addressing this crisis demands a coordinated response: stricter antibiotic stewardship, investment in novel therapeutics, enhanced surveillance, and public education campaigns. Without concerted action, we risk returning to a pre-antibiotic era in which minor infections once again prove fatal.