News:

Whether you're a newbie or an experienced investigator, the "For Investigators" area of PPI's main website is a learning resource center designed with you in mind, containing dozens of useful forms, guidelines, how-to's, and articles with topics such as investigative techniques, the peer review process, data and media cataloguing, team management, and much more!   

Main Menu

Carl Sagan - A Way of Thinking

Started by PPI Brian, August 21, 2021, 01:52:50 AM

Previous topic - Next topic
Print
Go Down Pages1
User actions

PPI Brian

August 21, 2021, 01:52:50 AM
A compelling video discussing the necessity of critical thinking.

"Extraordinary claims require extraordinary evidence."--Carl Sagan
Print
Go Up Pages1
User actions