Explore Capsules
14 capsules

GMO Safety: Consensus, Risk, and Regulation
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.

Climate Skepticism and Consensus: Records, Cycles, and Models
Claims about unreliable temperature records, natural cycles, and overconfident models still circulate widely, and dismissing them unexamined convinces no one. The arguments here set the strongest skeptic cases against the evidence behind the human-caused-warming consensus, from CO2 records to how climate models earn their credibility. Working through both sides equips you to hold an informed position rather than an inherited one.

Water Fluoridation: Evidence, Exposure, and Consent
Fluoride in tap water is either one of public health's great wins or mass medication without consent, depending on who you ask. These sides weigh new neurotoxicity and IQ-loss evidence, total exposure from many sources, the 0.7 mg/L level debate, and why much of Europe rejected the practice. You can weigh the science against the ethics and reach your own view.

The Vaccine Safety Debate: Autism Rates, Transparency, and Parental Choice
Autism and other childhood disorders have increased alongside expanding vaccine schedules, challenging the assumption that vaccines are entirely safe. Evidence and expert calls for transparency show that vaccine safety has been oversimplified, and parents deserve honest information and freedom to make informed vaccination choices. The real path forward requires open investigation and respect for individual decisions rather than dismissing concerns.

Vaccine Trust: Safety, Transparency, and Minority Health Concerns
Vaccines are overwhelmingly safe and effective, backed by global safety monitoring and compensation for the rare real injuries. The harder truth is that minority communities' historical mistrust and demands for transparency deserve honest, culturally aware engagement rather than dismissal. Take this stance and you can defend vaccine benefits while genuinely addressing the concerns that fuel hesitancy.

MSG Panic: Science, Bias, and Food Safety
A single 1968 letter to a medical journal helped launch fifty years of fear about MSG. The views clash over whether the panic was a baseless mistake, a product of anti-Asian bias, or a warning about real health risks that science has yet to close. Trace how the scare spread and decide for yourself what belongs in your food.

UFO Evidence: Science, Secrecy, and Skepticism
The UFO question splits into evidence-first investigation, government secrecy and oversight, the scientific search for alien life, and the cultural and psychological lenses we view it through. These approaches show where skeptics and open-minded researchers diverge on what the evidence actually supports. You can weigh the science against the speculation and reach your own view.

Peter Attia's Outlive: Longevity Guidelines, Evidence, and Tradeoffs
Longevity medicine offers varied guidelines on exercise intensity, supplement timing, medical screening, and cold exposure. These guidelines differ on how to balance rigorous research with practical daily actions, when to intervene medically, and how to safely apply cold therapies. Understanding these differences helps you choose personalized strategies for healthspan and lifespan optimization.

Salt and Health Guidelines: Measurement, Genetics, and Policy
Salt and health guidelines depend on how sodium intake is measured, how individual biology affects salt sensitivity, and how population policies translate evidence into recommendations. Readers will understand the main sources of disagreement behind sodium targets, including measurement uncertainty, genetic variation, and the record of public health interventions.

The Replication Crisis: Preregistration, Statistics, Transparency, and Incentives
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.

Natural Wine: Sulfites, Terroir, and Health Claims
Natural wine promises a purer taste of the land, but the promise is contested from every side. These views split on whether sulfites betray the ideal or simply keep the bottle stable, and whether the health halo around natural wine survives scrutiny of the evidence. Where you land decides what you reach for on the shelf.

The Supplement Buyer's Guide: Evidence, Safety, and Claims
Supplements are a huge business built on surprisingly thin proof, and your money and health are both on the line. These claims differ on how much to trust an industry with weak regulation, when high doses become risky, and which specific needs, like folic acid in pregnancy or B12 on a plant-based diet, genuinely justify a pill. You'll come away able to judge which bottles earn a place in your cabinet and which to skip.