These bizarre lights in the sky hint at a way to predict earthquakes
3 May 2023
Semi-mythical "earthquake lights" may be accompanied by changes to Earth's magnetic field. Now researchers say these changes could be used to forecast major tremors
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Premium
The mysterious underwater avalanches reshaping Earth
24 January 2023
Turbidity currents are cascades of sediment that tumble down Earth’s 9000 submarine canyons carrying carbon, plastics and pharmaceuticals into the deep sea. We are finally learning just how often these dramatic events occur.
How well do you know your animal poo? Find out with this picture quiz
14 December 2022
Can you match these pictures of poo to the animal responsible? This quiz from naturalist Chris Packham is a bit of fun - but you will learn some fascinating faeces facts along the way
How did so many giant meat-eating dinosaurs co-exist in the Jurassic?
5 December 2022
It took a lot of meat to feed even one species of large carnivorous dinosaur, so how did several survive side-by-side in the Jurassic and Cretaceous periods without starving? We might finally have the answer
The hunt for hidden impact craters that could reveal Earth’s deep past
2 August 2022
Geologist Ludovic Ferrière travels the world in search of undiscovered impact craters left behind by asteroids and comets striking Earth. He tells us how he finds them
How long does evolution take? It happens on two different timescales
15 June 2022
To make sense of the fact that adaptation can happen quickly and yet true evolutionary change seems to take forever, biologists suggest that evolution runs on two very different clocks
What are the mysterious continent-sized lumps deep inside Earth?
4 May 2022
For decades, planetary scientists have been trying to understand the origins of two colossal geological anomalies inside our planet. New insights suggest they could be leftovers from a cosmic collision
30 by 30: The conservation breakthrough we need to save biodiversity
13 April 2022
Negotiators are hammering out a bold plan to set aside 30 per cent of global land and sea area for nature by the end of the decade. But can they succeed – and will it work?
Why the myth of 'wilderness' harms both nature and humanity
1 December 2021
Humans have affected every aspect of life on Earth – from hunting prehistoric beasts to changing the climate – and the illusion that pristine nature still exists undermines our efforts to make a better world, says environmental writer Emma Marris
Black lava from this bizarre volcano could reveal Earth's deep secrets
24 November 2021
Tanzania's Ol Doinyo Lengai is the only volcano known to spew out carbonatite lava, which could offer fresh clues about Earth's mysterious mantle – but getting hold of a sample is no simple matter
