
Due to the latest site update and fix, some readers may experience problems receiving their daily PSI newsletter. If so, please re-register, as explained below to continue the service. Our sincere apologies for the inconvenience.
Written by PSI editor

Due to the latest site update and fix, some readers may experience problems receiving their daily PSI newsletter. If so, please re-register, as explained below to continue the service. Our sincere apologies for the inconvenience.
Written by John O'Sullivan CEO, Principia Scientific Intl

Principia Scientific (PSI) is back! We had a week offline due to a malware infection and needed to hire an expert developer to fix the issue. Our heartfelt thanks to all who contacted us to share their concerns.
Written by John Leake

The White House issued the following press release in response to CNN “fact checkers.”
Written by Nicholas Hulscher MPH

Vitamin D is increasingly seen as vital in better health outcomes. A study titled, The Big Vitamin D Mistake, published in the Journal of Preventive Medicine & Public Health, reported the following:
Written by Robert Malone MD

Why examine the role of the CIA in the rise of the global Heroin trade? Three reasons-
Written by Dr Tilak K. Doshi

It would not have been surprising at all that a visitor to Mark Steyn’s home in New Hampshire, USA, on the evening of March 4th would have heard the popping of bottles of champagne being opened and the clinking of glasses amidst cheerful toasts.
Written by Jenny Goldsberry

Environmental Protection Agency Administrator Lee Zeldin explained the Code of Federal Regulation to CNN News Chief Climate Correspondent Bill Weir Thursday. [emphasis, links added] Zeldin is fresh from repealing 31 Biden-era climate regulations to continue his effort to “end the Green New Deal.”
Written by Sharon Barbour

Patients are taking part in a trial that scientists hope could ultimately lead to a cure for rheumatoid arthritis. The AuToDeCRA-2, external study seeks to prove it is possible to train white blood cell commanders – dubbed the “generals” of the immune system – to order other “soldier” cells to stop attacking healthy tissues.
Written by Christian Jarrett

Long considered a sign of mental illness, ‘pareidolia’ or seeing patterns in randomness might be a useful measure of creativity
Written by Steve Goreham

Trump Administration actions to scale back renewable energy capture headlines, but citizens are also pushing back. Efforts to deploy wind and solar systems face a rising tide of opposition in towns, counties, and states.
Written by Norman Fenton

The “man-made climate change” scam is in the news again because of the developments in the case of “Climate Professor” Michael “hockey stick” Mann versus Mark Steyn.
Written by Peter A. McCullough, MD, MPH

When we watch a government-run “biosecurity” strategy for a zoonotic illness fail for years, how much longer should we accept the status quo?
Written by Ireland Owens

The Federal Emergency Management Agency (FEMA) is reportedly gearing up to remove mentions of climate change and diversity, equity, and inclusion (DEI) from its official documents. [emphasis, links added]
Written by Michelle Perro, M.D.

The points made by Gravalese regarding our Girl Scout Cookie study must be clarified. Firstly, there was never a U.S. Food and Drug Administration (FDA) recall of the Girl Scout Cookies, nor did we ever state or promote that in our article.
Written by Nicolas Hulscher, MPH

The study titled, The Discrepancy Between the Number of Saved Lives with COVID-19 Vaccination and Statistics of Our World Data, was recently published in the Journal of Clinical Trials:
Written by Dr. Matthew Wielicki

For decades, we’ve been bombarded with catastrophic predictions from climate scientists, politicians, and activists.