slayer book cover

Published by PSI Editor on June 7, 2017. Full size is 624×815 pixels.

Donate Today!

Currently, joining PSI is free. When you make a donation of the suggested amount of $25 (any amount will help, though!) you will help to sponsor sound, alarmist-free scientific work.

Subscribe to PSI via Email

Latest News

The ‘if, and only if’ about North America’s Severe Winter Weather April 4, 2026
The Paul Ehrlich Population Bomb Part I April 4, 2026
Five Scientific Facts Prove the Shroud of Turin is Christ’s Burial Cloth April 3, 2026
EPA Failed to Warn Public of Pesticide Cancer Risks Even When Agency Found High Risk April 3, 2026
The Iran War: A Planned Dismantling Of The Global Energy System? April 3, 2026
AI Publishes First Peer-reviewed Science Paper – What Next? April 3, 2026
Why weather prediction got brilliant – but not climate predictions April 3, 2026
Climate Alarmists Now Want to Stop Lightning April 3, 2026
UK MPs Put ‘Net Zero’ Ideology Above Energy Security April 3, 2026
LA Jury Finds Instagram and YouTube Were Designed To Addict Kids April 3, 2026
Why You Should Avoid Plant-Based Spreads April 3, 2026
The Plan to Use Smart Appliances to Force Us to Cut Energy Use April 2, 2026

March 2026 Now Available

All past issues available

Now On Sale! Principia-Scientific International experts explain history’s biggest medical fraud!