Pages Navigation Menu

Science Writer and Editor

When global warming made our world super-hot

Posted on 16 Sep 2015 in Earth Science, Environment, Journalism, Life

In the late 1980s, as the world’s governments were waking up to the problem of climate change, the mud at the bottom of the ocean near Antarctica revealed a surprise. Earth had lived through rapid global warming before. Image: tauntingpanda

Read More

Hidden oasis of oxygen suggests life took first breath in lakes

Posted on 2 Sep 2015 in Earth Science, Evolution, Featured, Journalism

Where did life take its first, oxygen-rich breath? An important clue has been discovered at the bottom of an Antarctic lake, in an environment that gives us a sense of the conditions on Earth billions of years ago. Image: eliduke

Read More

Glaciers seed ocean with silicon – and fuel plankton growth

Posted on 21 Aug 2015 in Earth Science, Environment, Journalism

From icy water comes life. The meltwater beneath Greenland’s glaciers is an important source of the silicon that some plankton need to build their glassy skeletons – and climate change could alter the input. Image: Bernd Thaller

Read More

Watery time capsule hints at how life got started on early Earth

Posted on 20 Aug 2015 in Earth Science, Journalism, Life

It has all the ingredients of a primordial soup. What’s more, the chemicals of life – discovered in a pocket of water that last saw the light of day 1.5 billion years ago – appear to have formed without any influence from biological processes. Image: brewbooks

Read More

Pumping CO2 into frack wells could prevent water contamination

Posted on 18 Aug 2015 in Earth Science, Journalism, Technology

Sometimes two problems can cancel each other out. Carbon dioxide emissions from power plants could be put to good use, preventing fracking chemicals from contaminating drinking water supplies. Image: brims1285

Read More

Fussy eating may have doomed ape-like humans

Posted on 15 Jul 2015 in Earth Science, Evolution, Human Origins, Journalism

It was the first fussy eater. Most ancient hominins ate a broad diet, but one species specialised on sedges, which might have led to its downfall. Image: PriscillaBurcher

Read More
Page 4 of 15« First...3456...10...Last »