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Ivan Petricevic

Ivan Petricevic is an investigative journalist and researcher with more than a decade of experience covering ancient history, UAP phenomena, space, and science. He writes about space, science, and history for Večernji list and has appeared as an expert on Discovery Channel and History Channel. He founded Curiosmos, where he reports from primary sources, archaeological research, and field investigations.

Is the Universe Expanding? What Is It Expanding Into?

Is the universe expanding? Yes. But the question that usually follows—“What is it expanding into?”—quietly assumes that the universe is an object sitting inside a larger room. Modern cosmology does…

Apollo 11's view of the Earth from the Moon. Now, NASA aims to send missions to the far side of the satellite for the first time in its history. Credit: NASA

Can You Really See Stars From the Moon’s Surface?

When you look at the iconic images of astronauts exploring the Moon, one thing seems noticeably absent: stars. Despite being in the vacuum of space, surrounded by the cosmos, the…

A view of the Earth and the Moon.

Gaia Hypothesis: Is Earth Truly Alive?

What if the Earth is more than a passive backdrop for life—what if it’s a dynamic, living system actively shaping the conditions that allow life to flourish? This is the…

The James Webb Space Telescope has found a galactic question mark

How Can the Universe Be 93 Billion Light-Years Across?

How can the universe be about 13.8 billion years old if the observable universe is roughly 93 billion light-years across? The number looks impossible only if a light-year is treated…

An illustration of a triangle-shaped UFO.

Former Military Officials Claim the US Has Alien Technology

  Allegations of Extraterrestrial Technology At the center of these explosive testimonies was Luis “Lue” Elizondo, a former Defense Department intelligence officer. Known for his work on a classified Unidentified…

Apollo astronauts on the Moon

Is Lunar Titanium the Key to Future Space Exploration?

Humanity’s ambitions to explore and settle the solar system depend on utilizing the resources of space—and one promising target is the Moon. Among the Moon’s most valuable resources is titanium,…

Enhanced image of the "Human with a Headdress" geoglyph (Credit: Sakai et al.).

Over 300 New Nazca Lines Discovered Using Advanced AI Technology

Recent research has uncovered over 300 previously unknown Nazca Lines geoglyphs, thanks to the application of advanced artificial intelligence technology. These new findings bring the total number of discovered geoglyphs…

An illustration of a UFO flying saucer. Depositphotos.

How Ufology Went from Fringe to Mainstream Science

Once considered a topic for conspiracy theorists and dismissed as mere fantasy, the study of UFOs, now more commonly known as Unidentified Aerial Phenomena (UAPs), is beginning to transform into…