A new publication from Opto-Electronic Advances; DOI 10.29026/oea.2025.240275, discusses A highly sensitive laser gas sensor based on a four-prong ...

In a theoretical study, researchers explored how a twin Earth with human-like life and technology might detect our ...

If an extraterrestrial civilization existed with technology comparable to ours, would they be able to detect Earth?

Researchers have discovered the maximum distance aliens would be able to detect signatures from Earth using technology similar to ours.

New analysis by UNICEF reveals the staggering impact of toxic air on millions of children, urging immediate action to protect ...

If extraterrestrial civilizations exist with technology similar to ours, could they detect Earth? A team of SETI researchers ...

Air pollution kills 100 children younger than age five every day in East Asia and the Pacific, UNICEF said in a new report on ...

With HWO, SETI could detect these emissions from as far as 5.7 light-years away, just beyond our closest stellar neighbor, Proxima Centauri. Finally, as you get closer and closer to Earth, you would ...

Their analysis revealed that radio signals, such as planetary radar emissions from the former Arecibo Observatory, are Earth’s most detectable technosignatures.

The latest research aims to not only assess how detectable we are but also to refine the methods used in the search for other ...

Imagine a distant world, light-years away, where intelligent beings scan the cosmos, searching for hints of life. If their ...

ALIENS could discover humans on Earth by spotting one of 12 signs, scientists say. Topping the list is a clue that could be ...