Evolution

Why did evolution choose monogamy?

Tuesday, 30 July 2013

New studies come to different conclusions over reasons for picking one mate

Shoulder is key to evolutionary success

Thursday, 27 June 2013

US researchers say the shoulder was the key part of a throwing mechanism that evolved about two million years ago, enabling our puny forebears to capture prey with a projectile weapon.

Female Hula painted frog (Discoglossus nigriventer).

‘Living fossil’ extinct frogs found alive

Wednesday, 5 June 2013

The first amphibian to have been declared extinct by the world’s conservation watchdog has been named a ‘living fossil’ after it was rediscovered alive and well in northern Israel.

Reconstruction of Acrotholus audeti, an 85 million year old dome-headed dinosaur, with the turtle Neurankylus lithographicus in the foreground. Credit: Julius Csotonyi

Thick-skulled fossil cuts dino theory down to size

Wednesday, 8 May 2013

The discovery of a new thick-skulled dinosaur the size of a large dog may challenge our image of a pre-historic Earth dominated by supersized lizards, a study said.

The central part of the autonomoues instrument deployed to measure the O2 dynamics of the sea-bed in the Mariana Trench at a depth of 11 km. Credit: Anni Glud

Active community at Earth’s deepest spot

Tuesday, 19 March 2013

An unexpectedly large and active community of single-cell organisms has been found living on the Pacific sea floor at the deepest site on Earth, scientists announced.

Golden_Eagle_FEATURED

Early birds had four wings, not two

Friday, 15 March 2013

Some primitive birds boasted four wings, before evolution led them to ditch their hind feathers in favour of webbed or scaly feet, Chinese scientists said.

PlioceneCamel_05D_4500_Featured

The curious case of the Arctic camel

Wednesday, 6 March 2013

Giant camels may have roamed the High Arctic millions of years ago, when the region was relatively balmy and forested, according to palaeobiologists.

Scars of human evolution_fi_Inuits suffer less wisdom teeth problems_COSMOS science magazine

Loose ends of evolution make humans suffer

Monday, 18 February 2013

Culture is what helps us deal with the ‘scars of evolution’, said researchers during a meeting of the American Association for the Advancement of Science.

Ancient critter grandfather shellfish_COSMOS science magazine

Ancient critter could be the grandfather of shellfish

Friday, 18 January 2013

A weird marine creature that lived 500 million years ago at a time of explosive growth in Earth’s biodiversity could be a forerunner of worms and molluscs, a study says.

Killer walrus theory debunked_COSMOS science magazine

‘Killer walrus’ theory debunked

Thursday, 17 January 2013

A 16-million-year-old fossil has cast doubt on claims from the 1980s of an extinct ‘killer walrus’ species adapted to feed on ‘large, struggling prey’.

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