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Environment

Ozone layer treaty pushed back ice-free Arctic summers up to 15 years

A 1987 treaty to ban ozone-destroying gases helped delay the first Arctic summer with no ice, which is now projected to happen by 2037 at the earliest

News

Life

The hunt for the South Island kōkako, New Zealand’s long-lost bird

News

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Life

Why the origins of life remain a mystery – and how we will crack it

Features

Environment

Antarctic ice melt may be reversible due to rising land beneath

News

Long spined sea urchins underwater on seabed of the Caribbean sea

Life

Surprising culprit found that killed 95% of a sea urchin population

News

Giant kelp (Macrocystis pyrifera) grows in a thick, underwater forest near the Channel Islands in California. This area is part of a National Park and is teeming with thousands of marine species.

Life

Kelp forests capture nearly 5 million tonnes of CO2 annually

News

Space

What are the prospects for life on the icy moons Europa and Enceladus?

News

Mysterious deep-sea holes may be burrows of tiny shrimp-like creatures

Life

Mysterious deep-sea holes may be burrows of tiny shrimp-like creatures

News

The slime mould Dictyostelium discoideum is used to study the origins of multicellularity

Life

How did multicellular life evolve? Algae and yeast give some hints

Comment

Earth

Oxygen on early Earth may have come from quartz crushed by earthquakes

Billions of years ago, crushed quartz reacting with water could have created the conditions needed for the evolution of the photosynthetic microbes responsible for most of the oxygen now in Earth’s atmosphere

News

Physics

Stephen Hawking's final theorem turns time and causality inside out

Features

Humans

See the top shots in the Woman Science Photographer of the Year award

Regulars

Life

High-tech research ship ready to seek new life at hydrothermal vents

News

Humans

Next Exit film review: New tale of the afterlife takes a wrong turn

Culture