Traffic-light system can predict repeat earthquakes
Detecting the size of aftershocks could help manage them. Richard A Lovett reports.
Earthquake researchers believe they have found a “traffic-light” style warning system that can determine if a big ear...
Drilling down: scientists update estimates of Earth’s carbon reservoirs
A 10-year study finds that it’s massive, compared to carbon above ground. Richard A Lovett reports.
Important as carbon is to the earth’s biosphere – and to its climate via carbon dioxide gas – only a tiny fraction of...
Nuclear war between India and Pakistan would be a planetary catastrophe
Modelling highlights the disastrous threat of nuclear proliferation in unstable countries. Richar...
In 1983, at the height of the Cold War, a team spearheaded by Carl Sagan horrified the world by calculating that a fu...
Tsunami dumped tropical disease on North American coastline
Scientists solve a riddle and sound a warning. Mark Bruer reports.
When a deadly tropical infection appeared on the chilly west coast of North America in 1999, its origin was a mystery...
I’ll see you at the Amazon
The place where rivers meet.
This image shows where the Rio Negro and the Solimões River join up to form the Amazon River. The Rio Negro is the A...
Recovery from last mass extinction
Good news is they stabilised after 1.8 million years.
Marine fossils reveal that it took millions of years for ecosystems to recover from the asteroid impact widely believ...
Earliest life found in ancient Aussie rocks
The Pilbara’s stromatolites finally give up their secret.
Australian scientists have unearthed traces of the oldest life form ever found in 3.5 billion-year-old rocks in Weste...
Better together: forest fragments are healthier when connected
18-year experiment validates ecological theory. Barry Keily reports.
Ecologists have long assumed that plant populations in small, isolated fragments of bushland benefit when those fragm...
When magnetic and true north align?
It's a rare event.
At some point in recent weeks, a once-in-a-lifetime event happened for people at Greenwich in the United Kingdom. Ma...
The rocks below a famous crater
Geologists examine what unfolded after that asteroid hit.
Scientists drilling into the heart of the Chicxulub impact crater in the Gulf of Mexico have discovered 130 metres of...
Lava plus nitrate equals growth
Scientists explain an unexpected algae super bloom.
As Hawaii's Kilauea volcano erupted in July 2018, scientists from the University of Hawaii and the University of Sout...
Eye on the hurricane
ISS looks down on nature at its wildest.
NASA astronaut Christina Koch snapped this image of Hurricane Dorian as the International Space Station (ISS) flew ov...