Pages Navigation Menu

Science Writer and Editor

Lucky strike in search for Earth’s most common mineral

Posted on 27 Nov 2014 in Earth Science, Featured, Journalism

Scientific accolades don’t get much bigger. Percy Bridgman, an American physicist active during the first half of the 20th century, has just had one-third of the planet named after him, although it’s a chunk of Earth that we will probably never see. Image: jtaylor14368

Read More

No more primal soup: Creating life without water

Posted on 16 Apr 2014 in Earth Science, Evolution, Featured, Journalism

Water covers around 70 per cent of our planet’s surface. It makes up 60 per cent of our body weight. Without a supply of the stuff, very few living things can survive for long. But, perhaps surprisingly, water is bad news for life. Was it conspicuously absent at the dawn of life on Earth? Image: szeke

Read More

AD 536: The year that winter never ended

Posted on 20 Jan 2014 in Earth Science, Environment, Featured, Journalism

In almost every region of the world, AD536 was marked with bad weather, social disorder – and death. This climatic downturn may well have profoundly altered the course of history. The trigger of this cooling has long been a mystery, but now we may finally be close to identifying the culprit – or culprits. Image: Yotam Rozin

Read More

For instant climate change, just add one large comet

Posted on 18 Oct 2013 in Earth Science, Environment, Journalism

Two geologists claim they have evidence that carbon dioxide levels in Earth’s atmosphere more than doubled in a single year at the end of the Palaeocene. The increase helped trigger the most extreme change in surface temperatures since dinosaurs ruled the land. The speed of the change makes an extraterrestrial impact the likely cause, they say. Image: Space Art

Read More

Planet Earth was blue long before we knew

Posted on 30 Aug 2013 in Earth Science, Journalism, Life

Earth may have become the blue planet just 200 million years after it formed, making it a welcoming home for life hundreds of millions of years earlier than we thought. Image: Kevin Gill

Read More
Page 1 of 51234...Last »