Where did Earth get its water?
Did comets really fill our planet’s oceans?
The abundance of water on Earth is an enigma. As the planet formed it became so hot all its surface water would have ...
A trace element that triggered an extinction
Selenium shortages coincide with species collapse.
An asteroid wiped out the dinosaurs and volcanic eruptions triggered “the Great Dying” at the end of the Permian. But...
ESA land monitoring highlights the Nile
The longest river in the world gives the region life.
This image from the European Space Agency's land monitoring mission Sentinel2-A shows the Nile delta, illustrating gr...
The earliest life on Earth?
Life emerged 300 million years after the planet formed.
When did life first emerge on Earth? Mark Harrison and colleagues from the University of California Los Angeles belie...
Past earthquakes could help predict landslides
Earthquakes may make regions more prone to landslides.
Earthquakes might have regions more prone to landslides well into the future, research by scientists at Cardiff Unive...
The secret life of gemstones
One photographer’s glimpse of otherworldly spaces.
Los Angeles-based artist Danny Sanchez is a photographer of alien landscapes. But the weird worlds he captures are no...
Life may have emerged earlier than thought
Scientists find evidence of life 300 million years earlier.
Scientists say they have found evidence that life may have begun on Earth 300 million years earlier than previously t...
Dinosaurs fell victim to a one-two punch
Volcanoes and an asteroid made for a deadly team.
Flying reptiles watch a large asteroid slam into the Earth. The impact triggered a chain of events that ultimately wi...
Continental shelf 'collided with China'
The event happened 100 million years ago.
Chinese scientists say the continental shelf beneath East China Sea and South China Sea collided with the continent 1...
Keeping an eye on Mississippi swamplands
Sentinel-2A captures ‘colour vision’ image.
The Mississippi swamplands are recorded in this Sentinel-2A "colour vision" image as part of the European Space Agenc...
Urbanisation in Pearl River delta
Satellite images show breakneck pace of growth.
These images from NASA show the extraordinary pace and extent of growth of urbanisation in China’s Pearl River Delta ...
Planck's painterly view of the Magellanic Clouds
An image from ESA’s Planck satellite of the two Magellanic Clouds.ESA and the Planck CollaborationThe European Space ...