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91av. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Knausgaard

Society

91av recommends Karl Ove Knausgaard's novel The Third Realm

The books, TV, games and more that 91av staff have enjoyed this week

Culture

380363 03: William Protor polishes a model flying saucer on property near Jamul, CA, October 15, 2000, purchased by the Unarius Academy of Science to serve as a future landing site for

Space

Two new books explore how UFOs captured the world’s imagination

Culture

In JPL’s Origins and Habitability Lab, researchers use a sealed chamber to conduct experiments free of oxygen in an effort to replicate the chemistry of early Earth. Shown from left are lab co-lead Laurie Barge and researchers Jessica Weber and Laura Rodriguez.

Video

Inside NASA's lab exploring conditions for life on other worlds

Video

MH56FG View of Seoul city and autumn in Deoksugung palace

Earth

A dramatic twist to the Gaia hypothesis

Culture

Europa Clipper: Journey to an Ocean

Space

Why NASA is sending a probe to Europa – and what it’s looking for

Features

A colourised, microscopic image of a 4.4 billion-year-old zircon

Life

We now know that life began on Earth much earlier than we thought

Comment

2DE140D Rover on Mars

Life

Top astrobiologist explores the possibilities of alien life

Culture

Life

Has the mystery of life’s 'handedness' finally been cracked?

News

Donald Johanson excavating Lucy

Video

Donald Johanson: Unearthing Lucy changed my life and the world

Video

Lord Howe Island emits no plastic into the environment, yet its wildlife is drastically affected by marine plastic debris - a global problem with a chronic local impact

Environment

Photos of an island paradise reveal plastic threat for bird population

Neal Haddaway's photographs show how flesh-footed shearwater chicks on a beautiful island in the Tasman Sea are in danger from mounting marine plastic pollution

Regulars

Life

Oldest rocks on Earth may contain strange and ancient life forms

News

Space

Mars rover found a rock with possible signs of ancient life

News

Life

Are animals conscious? We’re finally realising that many species are

News

Life

Sea slugs discovered working together to hunt in packs

News