World famous wildlife broadcaster and scientist Mireya Mayor on her discoveries - her work - and the ongoing quest for Bigfoot.

On this edition, two guests - Acclaimed science educator Dr Chris Smith on the fascinating newly-discovered "fifth force of nature" and - on the anniversary of the Titanic sinking in April 1912 - Irish journalist Senan Molony on his comprehensive research into the tragedy that claimed more than 1500 lives.

Three top names - Canadian Film-maker Darcy Weir, top Disclosure advocate Steven Bassett from the PRG and leading Crop Circle researcher Gary King - together on a digital linkup from Vancouver, Washington and Mexico - discuss their latest work together...

Leading NDE researcher Dr Jeffrey Long - founder of the Near Death Experience Research Foundation - has done decades of diligent and detailed research and thousands of case studies of near death experiencers (NDE'ers) and their accounts - hear his conclusions on this edition...

Medium and psychologist Carla Wills Brandon - in Texas - talks of her transition from "hippie" to "sensitive" with many stories of "deathbed visions..."

Psychologist Jeffrey Mishlove has spent decades know - and researching the work of - Ted Owens a.k.a. "The PK Man" who, it's claimed, used his mind to make big and sometimes scary things happen...

This edition includes Nick Pope's thoughts on last Friday's John Ratcliffe "UFO revelations" - and a long conversation with Dutch Physical Medium Nicole de Haas - who featured in the recent Netflix series "Surviving Death..."

Space Editor and Reporter Eric Berger in Houston, Texas has followed SpaceX and its founder Elon Musk from the start - He's written a book on the company's pioneering early years - you'll hear about the amazing triumphs and upsetting failures - and one man's determination to make private space missions a reality...

Becky Cook in Idaho, USA has had a unique life and has compiled many strange tales of real-life Bigfoot encounters in her books and writings...

This time some listener stories - Plus an extended version of my conversation with astronaut Clayton Anderson - and my talk with British-American astronaut/explorer Richard Garriott - just back from Planet Earth's deepest place!