Science Capsules

GMO safety is shaped by scientific consensus, risk assessment practices, and regulatory standards that vary across institutions and countries. Readers will understand how safety claims are evaluated, where the main points of disagreement arise, and how evidence, uncertainty, and public oversight influence GMO regulation.

Nuclear safety gets argued from very different starting points. These views cover lessons drawn from Chernobyl and Fukushima to harden emergency systems, the case that nuclear is safer than many economic and environmental threats we already accept, and hard questions about how trustworthy safety assurances really are. You can weigh them and decide what nuclear safety means to you.

The replication crisis has exposed how fragile published findings can be when studies are repeated under closer scrutiny. This overview explains the roles of preregistration, statistical thresholds, trial transparency, and professional incentives in shaping research reliability. Readers will understand the main reform proposals, their tradeoffs, and why the debate over whether science can correct itself remains unresolved.