Pages Navigation Menu

Science Writer and Editor

Giant tortoises are rare today but once roamed four continents

Posted on 13 Dec 2017 in Evolution, Featured, Journalism

Tortoises evolved into giants on at least seven occasions and on four continents. The finding undermines the long-standing idea that tortoises become enormous only if they are stranded on remote islands. Image: Charles Luk

Read More

Ankle fossil suggests our ancient ancestors leapt like acrobats

Posted on 9 Sep 2017 in Animal Behaviour, Evolution, Featured, Journalism

For years, many biologists have argued that the common ancestor of all primates was a small animal that scampered along thin tree branches. Now a fossil discovered in France suggests the first primate might actually have been a bizarre monkey-like animal capable of acrobatic leaping. Image: Shinagawa

Read More

Weird fish fossil changes the story of how we moved onto land

Posted on 4 Sep 2017 in Earth Science, Evolution, Journalism

The evolutionary story we have written to explain our ancestors’ move from sea to land may need a rethink. A fossil fish from this era has been discovered with several of the features of land animals – yet it was only distantly related to them. Image: Brian Choo

Read More

Breath of life: Did animals evolve without oxygen?

Posted on 18 Jan 2017 in Earth Science, Evolution, Journalism

At the bottom of the Mediterranean Sea, just south of Greece, there is a lake. Complete with a delicate shoreline and an inviting deep blue surface, the L’Atalante basin looks almost like a lake on land. But this is an inhospitable place. Image: crimsonwoods_flickr

Read More

Complex life may have had a false start 2.3 billion years ago

Posted on 16 Jan 2017 in Earth Science, Featured, Journalism

It was a sign of things to come. About 2.3 billion years ago, our primitive planet was an oxygen-poor world profoundly different from now – but then it briefly and mysteriously gained an oxygen-rich atmosphere. This so-called Lomagundi Event could have provided a fleeting opportunity for complex, animal-like creatures to evolve billions of years before the ancestors of all animals we know today appeared. Image: maxelman

Read More
Page 1 of 161234...10...Last »