91av

Skip to content

Artists impression of an alien skyscape with nearby planets large in the sky

Space

TRAPPIST-1 worlds are close enough for life to hop between them

Some think life came to Earth from Mars on a meteorite. If this sort of thing can happen, it’s 1000 times more likely on TRAPPIST-1’s three habitable worlds

News

TRAPPIST-1 seen from one of its 7 planets

Space

Exoplanet discovery: Seven Earth-size exoplanets may have water

News

Hubble rounds up the first worlds we’ll check for alien life

Space

Hubble rounds up the first worlds we’ll check for alien life

News

alien

Space

The world in 2076: We still haven't found alien life

Features

The science behind the twisting alien linguistics of <em>Arrival</em>

Space

The science behind the twisting alien linguistics of Arrival

Culture

Aerial view of the 500-metre-wide telescope dish

Space

Biggest radio telescope on Earth ready to receive alien signals

News

An alien spaceship over a city

Life

Spoiler alert: Why strange signals are never really from aliens

Analysis

Russian telescope

Life

Mysterious signal unlikely to be aliens after SETI draws a blank

News

The RATAN-600 radio telescope in Zelenchukskaya

Life

Mysterious SETI signal sends alien-hunting telescopes scrambling

News

illustration of a planet in silhouette with a star behind

Space

Proxima b: 7 big questions about the new planet next door

We’ve just discovered a planet in the nearest star system that could potentially host life. How do we find out more, and can we go visit?

Analysis

Life

Ocean worlds: Searching for life in the solar system's seas

Features

Space

How lasers found gravitational waves – and could hunt for aliens

Features

Earth

Hunting for Mars-like life a kilometre below Earth’s surface

News

Space

China builds world’s largest radio telescope to hunt for aliens

News