A science presenter, writer, speaker & former TV host; author of The Skeptic's Handbook (over 200,000 copies distributed & available in 15 languages).

The Skeptics Handbook

Think it has been debunked? See here.

The Skeptics Handbook II

Climate Money Paper




The nerds have the numbers on precious metals investments on the ASX

Weekend Unthreaded

For roving ideas…

Weekend Unthreaded

For otherwise homeless thoughts…

Weekend Unthreaded

Weekend Unthreaded

I’m sure some people must be tired of discussing the solar model

Weekend Unthreaded

Sorry…we’ve been busy in the comments

Weekend Unthreaded


Litchfield National Park, Northern Territory, Australia | Photo Jo Nova

Weekend Unthreaded

Photo by Geoff Sherrington

Weekend Unthreaded

Photo by Geoff Sherrington | Click to enlarge

Unthreaded Lewandowsky weekend

What can I say. Not another “downfall” video, oh yes. Oh Yes! But for those who know the background on the Recursive Fury retraction, the irony is delicious. Enjoy. Right to the end.

… …

Yesterday I said I had to learn German. Today it’s probably better that I haven’t.

Read on for clues if you are not familiar with the saga.


Weekend Unthreaded

Cumulonimbus over Queensland | Photo by Geoff Derrick | Click to enlarge