In 2007, three microscopic animals survived exposure to unfiltered sunlight in space.

Aboard the FOTON-M3 satellite, tardigrades endured ten days in orbit without air or water. Most survived the vacuum, but intense solar ultraviolet radiation killed nearly all of them. Three came back alive.

Scientists have since discovered extraordinary proteins that protect tardigrade cells and help repair damaged DNA. But the best-known explanation doesn't account for those three survivors.

**We still don't know exactly how they survived.**

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**IN THIS EPISODE**

— The 2007 experiment that exposed living animals to open space

— Why three tardigrades survived deadly ultraviolet radiation

— The extraordinary proteins that protect and repair their DNA

— Why scientists still cannot fully explain their survival

**SOURCES**

Jönsson et al. — Current Biology (2008)

Hashimoto et al. — Nature Communications (2016)

Boothby et al. — Molecular Cell (2017)

eLife — Tardigrade radiation resistance research (2024)

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Narration in this episode is AI-assisted. Research, writing, and editorial decisions are human.

Reality Is Strange — real phenomena, verified, and stranger than they should be.

Follow the show for more extraordinary stories hidden inside ordinary reality.

A trace of DNA on a teacup at a 1993 murder scene would eventually connect nearly forty crimes across Europe.

The same unidentified woman's DNA appeared at murders, burglaries, and even inside the patrol car of a murdered German police officer. Yet nobody could find her. The Phantom of Heilbronn became one of Europe's strangest criminal investigations—and revealed a fundamental difference between what forensic evidence proves and what investigators believe it means.

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**IN THIS EPISODE**

— A mysterious DNA profile first recovered from a 1993 murder scene

— Nearly forty crimes across three countries linked to one invisible suspect

— The routine identification test that exposed a devastating mistake

— How contaminated evidence changed forensic science forever

**SOURCES**

— [TIME — Germany's Phantom Serial Killer: A DNA Blunder (2009)](https://time.com/archive/6946145/germanys-phantom-serial-killer-a-dna-blunder/)

— [Die Zeit — Das Phantom war ein Phantom (2009)](https://www.zeit.de/online/2009/14/oesterreich-wattestaebchen)

— [ISO — ISO 18385:2016, Forensic DNA Contamination Prevention (2016)](https://www.iso.org/standard/62341.html)

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Narration in this episode is AI-assisted. Research, writing, and editorial decisions are human.

Reality Is Strange — real phenomena, verified, and stranger than they should be.

Subscribe for more true stories where the evidence is stranger than the mystery.

Twenty-five centimeters above a rainforest floor, a carpenter ant bites into a leaf—and never lets go.

A parasitic fungus has driven it to a precise location to die. But when scientists reconstructed infected ants in three dimensions, they discovered something extraordinary: the fungus had invaded their muscles while leaving their brains untouched.

How can a parasite control an animal without entering its brain? The evidence points to chemical manipulation and direct interference with muscle fibers, but the exact mechanism remains unresolved.

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**IN THIS EPISODE**

— The zombie-ant graveyards of Thailand and their precise locations

— The 2017 discovery of fungal networks surrounding muscles but sparing the brain

— The chemical signals, death grip, and unexplained timing of the final bite

— Fossil evidence suggesting this behavior existed 48 million years ago

**SOURCES**

— The American Naturalist (2009)

— Proceedings of the National Academy of Sciences (2017)

— Journal of Experimental Biology (2019)

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Narration in this episode is AI-assisted. Research, writing, and editorial decisions are human.

Reality Is Strange — real phenomena, verified, and stranger than they should be.

Subscribe for more true stories where reality is stranger than anything we could invent.