Humans have always been fascinated with space. We frequently question whether we are alone in the universe. If not, what does ...

A study has cast doubt on the idea that Jupiter's moon Europa, where NASA has sent a spacecraft, could have conditions to ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

It is unclear whether a [3I/ATLAS] would transmit radio signals … such signals would take tens of thousands of years to cross ...

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

Historically, many scientists and society have been fascinated by the prospect of making contact with extraterrestrial civilisations. People around th.

NASA’s search for life beyond Earth is no longer a distant dream but a coordinated campaign that now stretches from Martian ...

Humans have been fascinated by the thought of aliens for centuries now, and it’s hard not to wonder—are we alone? The universe is vast, and we haven’t even uncovered 1% of it. Maybe alien ...

Explore how astronomers aim to identify signs of alien life by analysing the atmospheres of distant exoplanets through ...

Within the next 20 years, human beings could discover life on other planets. It was this startling prediction—and the subsequent realization that kids sitting in elementary school classrooms today ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. In the late 1800s Italian astronomer Giovanni Schiaparelli pointed a telescope at Mars ...