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The ancient calendars that predicted the end of worlds An illustration of the ancient Maya calendar. Yayimages.

The ancient calendars that predicted the end of worlds

Ivan Petricevic | Posted on April 29, 2025 |

Long before modern clocks and dates, ancient civilizations studied the skies and built ancient calendars that predicted the end of…

Gaia Hypothesis: Is Earth Truly Alive? A view of the Earth and the Moon.

Gaia Hypothesis: Is Earth Truly Alive?

Ivan Petricevic | Posted on December 3, 2024 |

What if the Earth is more than a passive backdrop for life—what if it’s a dynamic, living system actively shaping…

The ancient mystery of Ishibutai Kofun: Engineering that still puzzles scientists Ishibutai Kofun in Asuka, Nara Prefecture, Japan.. Credit: Wikimedia commons.

The ancient mystery of Ishibutai Kofun: Engineering that still puzzles scientists

Ivan Petricevic | Posted on April 28, 2025 |

Hidden in the quiet village of Asuka, Japan, a monument from a forgotten age raises questions that have yet to…

Why This Pyramid-Shaped Peak in Antarctica Isn’t What You Think

Why This Pyramid-Shaped Peak in Antarctica Isn’t What You Think

Ivan Petricevic | Posted on January 10, 2025 |

Amid the icy expanse of Antarctica, a strikingly symmetrical peak resembling a pyramid has captured global attention. While its geometric…

Why some scientists now think Earth was seeded by life Why some scientists now think Earth was seeded by life. An illustration of an asteroid impacting early Earth.

Why some scientists now think Earth was seeded by life

Ivan Petricevic | Posted on May 16, 2025 |

There is a crater in Australia, three kilometers wide, where a meteor once slammed into the Earth some 50,000 years…

Why haven’t we found alien life despite billions of planets out there Why haven't we found alien life despite billions of planets out there.

Why haven’t we found alien life despite billions of planets out there

Ivan Petricevic | Posted on April 22, 2025 |

For decades, scientists have searched the sky, scanned radio signals, and sent probes across the solar system in hopes of…

What Does the Universe Expand Into?

What Does the Universe Expand Into?

Ivan Petricevic | Posted on December 10, 2024 |

The universe’s constant expansion is a cornerstone of modern cosmology, yet it raises a mind-bending question: What is it expanding…

Why Was Stonehenge Built? New Research Sheds Light on Its Purpose A photograph of Stonehenge at sunset. Image Credit: Depositphotos.

Why Was Stonehenge Built? New Research Sheds Light on Its Purpose

Ivan Petricevic | Posted on December 30, 2024 |

Stonehenge, one of the world’s most iconic prehistoric monuments, may have been more than just a site of religious or…

The desert lines that only make sense from the sky — and we still don’t know why

The desert lines that only make sense from the sky — and we still don’t know why

Ivan Petricevic | Posted on May 20, 2025 |

There are many desert lines that only make sense from the sky, but why? Across deserts and high plains, ancient…

Did ancient builders know how to earthquake-proof stone structures? An ancient Inca wall at the city of Machu Picchu. Shutterstock.

Did ancient builders know how to earthquake-proof stone structures?

Ivan Petricevic | Posted on May 5, 2025 |

Modern engineering spends billions to protect cities from earthquakes. But ancient builders may have mastered earthquake-proof stone structures long before…

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